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Not until I began to work ________how much time I had wasted.

单选题
2022-01-03 01:35
A、didn’t realize
B、did I realize
C、I didn’t realize
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正确答案
B

试题解析
B 【解析】本题考查句子的部分倒装结构。当not…until置于句首时,句子要使用部分倒装,即将谓语的一部分如助动词或情态动词放在主语之前。如果句中的谓语没有助动词或情态动词,则需添加助动词do、does或did,并将其置于主语之前。本句正常语序为:I didn’t realize how much time I had wasted until I began to work.