摘要： Only when class began that he had left his book at home． A. will he realize B. he did realize C. did he realize D. had he realized
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Only when class began ______that he had left his book at home．
A. will he realize B. he did realize C. did he realize D. had he realized
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Only when class began ______that he had left his book at home．
- A.will he realize
- B.he did realize
- C.did he realize
- D.had he realized
. Only when class began ______that he had left his book at home．
A. will he realize B. he did realize C. did he realize D. had he realized
查看习题详情和答案>>