题目内容
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[主观题]
__________to realize how hard he worked on the book.
A、Only then I came
B、Only then did I come
C、Only then do I come
D、Then did I only come
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题目内容
（请给出正确答案）
如果结果不匹配，请 联系老师 获取答案
题目内容
（请给出正确答案）
A、Only then I came
B、Only then did I come
C、Only then do I come
D、Then did I only come
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更多“__________to realize how hard …”相关的问题
Only when I began to do it ______ that I had made a mistake.
A．I realized
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D．would I realize
We can realize how deeply a finger is put into water at body temperature ______.
A．from the sense of direct touch
B．through the difference in temperature
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Not until ten o' clock______it was too late to return.
A．they realized
B．they did realize
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A． realized
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Only then____that she had made a mistake
A.she realized
B.did she realize
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D.she had realized
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A. had I explained, he realized
B. had I explained, that he realized
C. I had explained, that he realized
D. I had explained, did he realize
