{"id":5255,"date":"2025-12-16T08:53:09","date_gmt":"2025-12-15T23:53:09","guid":{"rendered":"https:\/\/dohokin.com\/?p=5255"},"modified":"2025-12-16T08:53:09","modified_gmt":"2025-12-15T23:53:09","slug":"rc-part-5-1-5-12-16-2025-dc","status":"publish","type":"post","link":"https:\/\/dohokin.com\/?p=5255","title":{"rendered":"[RC Part 5] 1\u20135 (12\/16\/2025) &#8211; dc"},"content":{"rendered":"\n<style>\n.toeic { font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,'Noto Sans KR',Arial,sans-serif; line-height:1.6; }\n.toeic .q{ padding:16px; border:1px solid #e6e6e6; border-radius:8px; background:#fafafa; margin-bottom:16px; }\n.toeic .meta{ color:#555; margin-bottom:10px; font-weight:600; }\n.toeic .stem{ margin-bottom:10px; }\n.toeic .options{ margin-top:8px; display:grid; gap:10px; }\n.toeic .opt{ display:flex; align-items:flex-start; gap:8px; padding:10px 12px; border:1px solid #e0e0e0; border-radius:8px; background:#fff; cursor:pointer; }\n.toeic .opt:hover{ border-color:#667eea; background:#f8f9ff; }\n.toeic .opt input[type=radio]{ margin-top:3px; transform:scale(1.05); }\n.toeic .key{ display:inline-block; min-width:22px; height:22px; border-radius:50%; background:#667eea; color:#fff; text-align:center; line-height:22px; font-weight:600; margin-right:4px; }\n.toeic .answer{ display:none; margin-top:14px; padding:14px; background:#f8f9fa; border-left:4px solid #667eea; border-radius:8px; }\n.toeic .btn{ display:inline-block; padding:8px 14px; border-radius:24px; background:linear-gradient(135deg,#667eea 0%,#764ba2 100%); color:#fff; text-decoration:none; cursor:pointer; margin-right:8px; }\n.toeic .subtle{ color:#666; font-size:.93em; }\n.toeic .q input[type=checkbox]:checked ~ .answer{ display:block; }\n.toeic .q input[type=checkbox]:checked ~ .options .is-correct:has(input:checked){ background:#d4edda; border-color:#28a745; }\n.toeic .q input[type=checkbox]:checked ~ .options .opt:has(input:checked):not(.is-correct){ background:#f8d7da; border-color:#dc3545; }\n.toeic .q input[type=checkbox]:checked ~ .options .opt.is-correct{ outline:2px solid #28a745; }\n@media(max-width:768px){ .toeic .opt{ padding:8px 10px; } }\n<\/style>\n<div class=\"toeic\">\n<div class=\"q\">\n  <div class=\"meta\">[RC Part 5] 1 &#8211; Grammar (Adjective form)<\/div>\n  <div class=\"stem\">The newly ____ converter efficiently transforms AC power into DC power for various electronic devices.<\/div>\n  <input type=\"checkbox\" id=\"show_toeicq_971909_0\" hidden>\n  <div class=\"options\">\n    <label class=\"opt\">\n      <input type=\"radio\" name=\"toeicq_971909_0\" value=\"A\">\n      <span class=\"key\">A<\/span><span class=\"txt\">develop<\/span>\n    <\/label>\n    <label class=\"opt is-correct\">\n      <input type=\"radio\" name=\"toeicq_971909_0\" value=\"B\">\n      <span class=\"key\">B<\/span><span class=\"txt\">developed<\/span>\n    <\/label>\n    <label class=\"opt\">\n      <input type=\"radio\" name=\"toeicq_971909_0\" value=\"C\">\n      <span class=\"key\">C<\/span><span class=\"txt\">development<\/span>\n    <\/label>\n    <label class=\"opt\">\n      <input type=\"radio\" name=\"toeicq_971909_0\" value=\"D\">\n      <span class=\"key\">D<\/span><span class=\"txt\">developing<\/span>\n    <\/label>\n  <\/div>\n  <div class=\"toggle\" style=\"margin-top:10px;\">\n    <label class=\"btn\" for=\"show_toeicq_971909_0\">\uc815\ub2f5 \ud655\uc778\ud558\uae30<\/label>\n    <span class=\"subtle\">\ubcf4\uae30 \uc120\ud0dd \ud6c4 \ud074\ub9ad<\/span>\n  <\/div>\n  <div class=\"answer\">\n    <div><strong>\uc815\ub2f5:<\/strong> B<\/div>\n    <div style=\"margin-top:6px;\"><strong>\ud574\uc11d:<\/strong> \uc0c8\ub85c\uc774 ____ \ucee8\ubc84\ud130\ub294 \ub2e4\uc591\ud55c \uc804\uc790 \uc7a5\uce58\ub97c \uc704\ud574 AC \uc804\ub825\uc744 DC \uc804\ub825\uc73c\ub85c \ud6a8\uc728\uc801\uc73c\ub85c \ubcc0\ud658\ud569\ub2c8\ub2e4.<\/div>\n    <div style=\"margin-top:6px;\"><strong>\ud574\uc124:<\/strong> \ube48\uce78\uc740 &#39;converter&#39;\ub97c \uc218\uc2dd\ud558\ub294 \ud615\uc6a9\uc0ac \uc5ed\ud560\uc744 \ud574\uc57c \ud569\ub2c8\ub2e4. &#39;newly&#39;\ub294 \ubd80\uc0ac\uc774\ubbc0\ub85c \ub4a4\uc5d0 \uc624\ub294 \ub3d9\uc0ac\uc758 \uacfc\uac70\ubd84\uc0ac\ud615\uc778 &#39;developed&#39;\uac00 \ud615\uc6a9\uc0ac \uc5ed\ud560\uc744 \ud558\uc5ec &#39;\uc0c8\ub86d\uac8c \uac1c\ubc1c\ub41c&#39;\uc774\ub77c\ub294 \uc758\ubbf8\ub97c \ub9cc\ub4ed\ub2c8\ub2e4.<\/div>\n  <\/div>\n<\/div>\n<div class=\"q\">\n  <div class=\"meta\">[RC Part 5] 2 &#8211; Vocabulary (Noun form)<\/div>\n  <div class=\"stem\">Engineers are working to improve the ____ of DC power transmission over long distances.<\/div>\n  <input type=\"checkbox\" id=\"show_toeicq_468026_1\" hidden>\n  <div class=\"options\">\n    <label class=\"opt is-correct\">\n      <input type=\"radio\" name=\"toeicq_468026_1\" value=\"A\">\n      <span class=\"key\">A<\/span><span class=\"txt\">efficiency<\/span>\n    <\/label>\n    <label class=\"opt\">\n      <input type=\"radio\" name=\"toeicq_468026_1\" value=\"B\">\n      <span class=\"key\">B<\/span><span class=\"txt\">efficient<\/span>\n    <\/label>\n    <label class=\"opt\">\n      <input type=\"radio\" name=\"toeicq_468026_1\" value=\"C\">\n      <span class=\"key\">C<\/span><span class=\"txt\">efficiently<\/span>\n    <\/label>\n    <label class=\"opt\">\n      <input type=\"radio\" name=\"toeicq_468026_1\" value=\"D\">\n      <span class=\"key\">D<\/span><span class=\"txt\">effective<\/span>\n    <\/label>\n  <\/div>\n  <div class=\"toggle\" style=\"margin-top:10px;\">\n    <label class=\"btn\" for=\"show_toeicq_468026_1\">\uc815\ub2f5 \ud655\uc778\ud558\uae30<\/label>\n    <span class=\"subtle\">\ubcf4\uae30 \uc120\ud0dd \ud6c4 \ud074\ub9ad<\/span>\n  <\/div>\n  <div class=\"answer\">\n    <div><strong>\uc815\ub2f5:<\/strong> A<\/div>\n    <div style=\"margin-top:6px;\"><strong>\ud574\uc11d:<\/strong> \uc5d4\uc9c0\ub2c8\uc5b4\ub4e4\uc740 \uc7a5\uac70\ub9ac DC \uc804\ub825 \uc804\uc1a1\uc758 ____\ub97c \ud5a5\uc0c1\uc2dc\ud0a4\uae30 \uc704\ud574 \ub178\ub825\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4.<\/div>\n    <div style=\"margin-top:6px;\"><strong>\ud574\uc124:<\/strong> &#39;the&#39;\uc640 &#39;of&#39; \uc0ac\uc774\uc5d0 \uc624\ub294 \uba85\uc0ac \uc790\ub9ac\uc785\ub2c8\ub2e4. &#39;efficiency&#39;\ub294 &#39;\ud6a8\uc728\uc131&#39;\uc774\ub77c\ub294 \uba85\uc0ac\ub85c, \ubb38\ub9e5\uc0c1 &#39;DC \uc804\ub825 \uc804\uc1a1\uc758 \ud6a8\uc728\uc131&#39;\uc774 \uac00\uc7a5 \uc790\uc5f0\uc2a4\ub7fd\uc2b5\ub2c8\ub2e4.<\/div>\n  <\/div>\n<\/div>\n<div class=\"q\">\n  <div class=\"meta\">[RC Part 5] 3 &#8211; Grammar (Preposition)<\/div>\n  <div class=\"stem\">This circuit operates ____ a stable DC voltage of 12 volts.<\/div>\n  <input type=\"checkbox\" id=\"show_toeicq_764025_2\" hidden>\n  <div class=\"options\">\n    <label class=\"opt\">\n      <input type=\"radio\" name=\"toeicq_764025_2\" value=\"A\">\n      <span class=\"key\">A<\/span><span class=\"txt\">in<\/span>\n    <\/label>\n    <label class=\"opt is-correct\">\n      <input type=\"radio\" name=\"toeicq_764025_2\" value=\"B\">\n      <span class=\"key\">B<\/span><span class=\"txt\">on<\/span>\n    <\/label>\n    <label class=\"opt\">\n      <input type=\"radio\" name=\"toeicq_764025_2\" value=\"C\">\n      <span class=\"key\">C<\/span><span class=\"txt\">with<\/span>\n    <\/label>\n    <label class=\"opt\">\n      <input type=\"radio\" name=\"toeicq_764025_2\" value=\"D\">\n      <span class=\"key\">D<\/span><span class=\"txt\">for<\/span>\n    <\/label>\n  <\/div>\n  <div class=\"toggle\" style=\"margin-top:10px;\">\n    <label class=\"btn\" for=\"show_toeicq_764025_2\">\uc815\ub2f5 \ud655\uc778\ud558\uae30<\/label>\n    <span class=\"subtle\">\ubcf4\uae30 \uc120\ud0dd \ud6c4 \ud074\ub9ad<\/span>\n  <\/div>\n  <div class=\"answer\">\n    <div><strong>\uc815\ub2f5:<\/strong> B<\/div>\n    <div style=\"margin-top:6px;\"><strong>\ud574\uc11d:<\/strong> \uc774 \ud68c\ub85c\ub294 12\ubcfc\ud2b8\uc758 \uc548\uc815\uc801\uc778 DC \uc804\uc555 ____ \uc791\ub3d9\ud569\ub2c8\ub2e4.<\/div>\n    <div style=\"margin-top:6px;\"><strong>\ud574\uc124:<\/strong> \ud2b9\uc815 \uc804\uc555 \uc870\uac74\uc5d0\uc11c \uc791\ub3d9\ud55c\ub2e4\ub294 \uc758\ubbf8\uc77c \ub54c\ub294 \ub3d9\uc0ac &#39;operate&#39; \ub2e4\uc74c\uc5d0 \uc804\uce58\uc0ac &#39;on&#39;\uc744 \uc0ac\uc6a9\ud569\ub2c8\ub2e4. &#39;operate on a voltage&#39;\ub294 \uad00\uc6a9\uc801\uc778 \ud45c\ud604\uc785\ub2c8\ub2e4.<\/div>\n  <\/div>\n<\/div>\n<div class=\"q\">\n  <div class=\"meta\">[RC Part 5] 4 &#8211; Grammar (Adverb form)<\/div>\n  <div class=\"stem\">Unlike AC, DC current flows ____ in one direction.<\/div>\n  <input type=\"checkbox\" id=\"show_toeicq_524927_3\" hidden>\n  <div class=\"options\">\n    <label class=\"opt is-correct\">\n      <input type=\"radio\" name=\"toeicq_524927_3\" value=\"A\">\n      <span class=\"key\">A<\/span><span class=\"txt\">constantly<\/span>\n    <\/label>\n    <label class=\"opt\">\n      <input type=\"radio\" name=\"toeicq_524927_3\" value=\"B\">\n      <span class=\"key\">B<\/span><span class=\"txt\">constant<\/span>\n    <\/label>\n    <label class=\"opt\">\n      <input type=\"radio\" name=\"toeicq_524927_3\" value=\"C\">\n      <span class=\"key\">C<\/span><span class=\"txt\">constancy<\/span>\n    <\/label>\n    <label class=\"opt\">\n      <input type=\"radio\" name=\"toeicq_524927_3\" value=\"D\">\n      <span class=\"key\">D<\/span><span class=\"txt\">by constant<\/span>\n    <\/label>\n  <\/div>\n  <div class=\"toggle\" style=\"margin-top:10px;\">\n    <label class=\"btn\" for=\"show_toeicq_524927_3\">\uc815\ub2f5 \ud655\uc778\ud558\uae30<\/label>\n    <span class=\"subtle\">\ubcf4\uae30 \uc120\ud0dd \ud6c4 \ud074\ub9ad<\/span>\n  <\/div>\n  <div class=\"answer\">\n    <div><strong>\uc815\ub2f5:<\/strong> A<\/div>\n    <div style=\"margin-top:6px;\"><strong>\ud574\uc11d:<\/strong> AC\uc640 \ub2ec\ub9ac, DC \uc804\ub958\ub294 \ud55c \ubc29\ud5a5\uc73c\ub85c ____ \ud750\ub985\ub2c8\ub2e4.<\/div>\n    <div style=\"margin-top:6px;\"><strong>\ud574\uc124:<\/strong> &#39;flows&#39;\ub77c\ub294 \ub3d9\uc0ac\ub97c \uc218\uc2dd\ud558\ubbc0\ub85c \ubd80\uc0ac \uc790\ub9ac\uc5d0 \ud574\ub2f9\ud569\ub2c8\ub2e4. &#39;constantly&#39;\ub294 &#39;\ub04a\uc784\uc5c6\uc774, \uc9c0\uc18d\uc801\uc73c\ub85c&#39;\ub77c\ub294 \uc758\ubbf8\uc758 \ubd80\uc0ac\ub85c, &#39;\ud55c \ubc29\ud5a5\uc73c\ub85c \uc9c0\uc18d\uc801\uc73c\ub85c \ud750\ub978\ub2e4&#39;\ub294 \uc758\ubbf8\ub97c \ub9cc\ub4ed\ub2c8\ub2e4.<\/div>\n  <\/div>\n<\/div>\n<div class=\"q\">\n  <div class=\"meta\">[RC Part 5] 5 &#8211; Grammar (Relative pronoun)<\/div>\n  <div class=\"stem\">The battery provides the necessary DC power, ____ ensures the device functions correctly.<\/div>\n  <input type=\"checkbox\" id=\"show_toeicq_665742_4\" hidden>\n  <div class=\"options\">\n    <label class=\"opt is-correct\">\n      <input type=\"radio\" name=\"toeicq_665742_4\" value=\"A\">\n      <span class=\"key\">A<\/span><span class=\"txt\">which<\/span>\n    <\/label>\n    <label class=\"opt\">\n      <input type=\"radio\" name=\"toeicq_665742_4\" value=\"B\">\n      <span class=\"key\">B<\/span><span class=\"txt\">what<\/span>\n    <\/label>\n    <label class=\"opt\">\n      <input type=\"radio\" name=\"toeicq_665742_4\" value=\"C\">\n      <span class=\"key\">C<\/span><span class=\"txt\">that<\/span>\n    <\/label>\n    <label class=\"opt\">\n      <input type=\"radio\" name=\"toeicq_665742_4\" value=\"D\">\n      <span class=\"key\">D<\/span><span class=\"txt\">where<\/span>\n    <\/label>\n  <\/div>\n  <div class=\"toggle\" style=\"margin-top:10px;\">\n    <label class=\"btn\" for=\"show_toeicq_665742_4\">\uc815\ub2f5 \ud655\uc778\ud558\uae30<\/label>\n    <span class=\"subtle\">\ubcf4\uae30 \uc120\ud0dd \ud6c4 \ud074\ub9ad<\/span>\n  <\/div>\n  <div class=\"answer\">\n    <div><strong>\uc815\ub2f5:<\/strong> A<\/div>\n    <div style=\"margin-top:6px;\"><strong>\ud574\uc11d:<\/strong> \ubc30\ud130\ub9ac\ub294 \ud544\uc694\ud55c DC \uc804\ub825\uc744 \uc81c\uacf5\ud558\uba70, ____ \uc7a5\uce58\uac00 \uc62c\ubc14\ub974\uac8c \uc791\ub3d9\ud558\ub3c4\ub85d \ubcf4\uc7a5\ud569\ub2c8\ub2e4.<\/div>\n    <div style=\"margin-top:6px;\"><strong>\ud574\uc124:<\/strong> \ucf64\ub9c8(,) \ub4a4\uc5d0 \uc774\uc5b4\uc9c0\ub294 \uc808\uc740 \uc55e \uc808 \uc804\uccb4 \ub610\ub294 \uc55e \uc808\uc758 \uc77c\ubd80 \uba85\uc0ac\uad6c\ub97c \ubcf4\ucda9 \uc124\uba85\ud558\ub294 \ube44\uc81c\ud55c\uc801 \uad00\uacc4\ub300\uba85\uc0ac \uc808\uc785\ub2c8\ub2e4. \uc8fc\uaca9 \uad00\uacc4\ub300\uba85\uc0ac &#39;which&#39;\uac00 \uc120\ud589\uc0ac\uc778 \uc55e \uc808 \uc804\uccb4 \ub0b4\uc6a9(&#39;\ubc30\ud130\ub9ac\uac00 \ud544\uc694\ud55c DC \uc804\ub825\uc744 \uc81c\uacf5\ud55c\ub2e4\ub294 \uc0ac\uc2e4&#39;)\uc744 \ubc1b\uc544 \ub3d9\uc0ac &#39;ensures&#39;\uc758 \uc8fc\uc5b4 \uc5ed\ud560\uc744 \ud569\ub2c8\ub2e4.<\/div>\n  <\/div>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>[RC Part 5] 1 &#8211; Grammar (Adjective form) The newly ____ converter efficiently transforms AC power into DC power for various electronic devices. Adevelop Bdeveloped Cdevelopment Ddeveloping \uc815\ub2f5 \ud655\uc778\ud558\uae30 \ubcf4\uae30 \uc120\ud0dd \ud6c4 \ud074\ub9ad \uc815\ub2f5: B \ud574\uc11d: \uc0c8\ub85c\uc774 ____ \ucee8\ubc84\ud130\ub294 \ub2e4\uc591\ud55c \uc804\uc790 \uc7a5\uce58\ub97c \uc704\ud574 AC \uc804\ub825\uc744 DC \uc804\ub825\uc73c\ub85c \ud6a8\uc728\uc801\uc73c\ub85c \ubcc0\ud658\ud569\ub2c8\ub2e4. \ud574\uc124: \ube48\uce78\uc740 &#39;converter&#39;\ub97c \uc218\uc2dd\ud558\ub294 \ud615\uc6a9\uc0ac \uc5ed\ud560\uc744 [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"_uf_show_specific_survey":0,"_uf_disable_surveys":false,"footnotes":""},"categories":[322],"tags":[],"_links":{"self":[{"href":"https:\/\/dohokin.com\/index.php?rest_route=\/wp\/v2\/posts\/5255"}],"collection":[{"href":"https:\/\/dohokin.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/dohokin.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/dohokin.com\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/dohokin.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=5255"}],"version-history":[{"count":0,"href":"https:\/\/dohokin.com\/index.php?rest_route=\/wp\/v2\/posts\/5255\/revisions"}],"wp:attachment":[{"href":"https:\/\/dohokin.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=5255"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/dohokin.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=5255"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/dohokin.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=5255"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}