题目内容
—Could you do me a favor?
—It depends on _______ it is.
—It depends on _______ it is.
| A.which | B.whichever | C.what | D.whatever |
C
介词on后面宾语从句不完整,同时从句缺少主语,故只能由what来充当。
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题目内容
| A.which | B.whichever | C.what | D.whatever |