Only after I read the book _______ why she devoted all her life to medical work

Only after I read the book _______ why she devoted all her life to medical work

题型:不详难度:来源:
Only after I read the book _______ why she devoted all her life to medical work for
Chinese women and children.
A.I understood B.had I understood
C.did I understand D.I had understood

答案
C
解析
考查倒装句.以only开头的句子,主句用部分倒装.句意,我读了这本书后,明白了她为什么……,可知主句表述的是过去发生的动作,故用过去时态,选C。
举一反三
It is required that the students ______ mobile phones in our school, so seldom ______ them using one.
A.can’t use; will you seeB.not use; will you see
C.mustn’t use; will you seeD.shouldn’t use; you will see

题型:不详难度:| 查看答案
If you don’t go to the party tomorrow evening, ______.
so do I   B. so will I    C. nor do I        D. neither shall I
题型:不详难度:| 查看答案
Only after he realized the significance of mastering two languages __________ English carefully.
A.did he set about learningB.did he set out learning
C.had he set about learningD.had he set out learning

题型:不详难度:| 查看答案
Only when his mother died ________ how much he loved his mother.
A.he realisedB.did he realise
C.he had realisedD.had he realised

题型:不详难度:| 查看答案
Not only _____interested in changing teaching methods but _____beginning to show an interest in it.
A.the teacher himself is; all his students areB.the teacher himself is; are all his students
C.is the teacher himself; are all his studentsD.is the teacher himself; all his students are

题型:不详难度:| 查看答案
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