题目内容
Not until I began to work ________ how much time I had wasted.
[ ]
A.didn't I realize
B.did I realize
C.I didn't realize
D.I realized
答案:B
解析:
解析:
|
以 not until为首的句子要倒装,即把be, have,助动词和情态动词放在主语之前。 |
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