20. Some long-haul drivers skip sleep and try to stay awake by drinking a lot of coffee，_______.
(A) a substance reduces their awareness
(B) their awareness might be reduced by this substance
(C) which substance may reduce their awareness
(D) a substance that may reduce their awareness

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統計： A(14), B(57), C(206), D(169), E(0) #944267

詳解 (共 4 筆)

#1518722

(A)(B)選項都是完整的句子，若要與題幹連接須加連接詞

(C)選項的which應指的是喝完咖啡的狀態，故與substance字義相同，不應該放在一起，刪掉後也應該加上連接詞

(D)選項用that形容詞子句描述substance，故此選項正確

-自己的理解，若有誤還請大家幫忙修正

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私人筆記 (共 1 筆)

私人筆記#573609
未解鎖
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