[文法] 文法考點請教

[sheng2680 (sheng)]

1.(C) I doubt _____ it will be a sunny day tomorrow .
(A)when
(B)what
(C)whether
(D)about
請問為什麼不能選A?

2.(A) Jason looked out of the window, ______ when it would clear up so that he
 could go play outside .
  (A)not knowing
(B)didn't know
(C)he didn't know
(D)not knew
請問此題是考哪個文法觀念?

3.(D) MY brother doesn't study ____ the day before a test .No wonder he can't
do well on the teats.
(A)for
(B)when
(C)during
(D)until
請問為什麼不能選C?

感謝大家!!

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※ 編輯: sheng2680 (1.161.163.179), 07/05/2016 07:35:27
推 fakeID: 1. 請查字典 2. 分詞構句 3. 請查字典
推 loverunsout: 1.名詞子句 whether當是否 2.分詞構句 3.not..until.
→ loverunsout: .直到..才..
推 jumbotest: 2.的話b不行嗎？@@
推 chiangnitw: 不行 要有and才行
→ sheng2680: 感謝以上的回覆!
推 vincentman: 1,3題選你說的選項，語意不通。第2題分詞構句表連續動
→ vincentman: 作，等於and he didn't know
推 fakeID: 樓上，是表「同時」吧？