Rarely _____ possible to have twins twice. [ ]A. it is B. is itC. there is D
题型:0107 期中题难度:来源:
Rarely _____ possible to have twins twice. |
[ ] |
A. it is B. is it C. there is D. is there |
答案
B |
举一反三
He failed the mid-term examination and only then _____ how much time he had wasted. |
[ ] |
A. he realized B. did he realize C. he had realized D. had he realized |
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[ ] |
A. So curious he was B. So curious was he C. Such curious he was D. Such curious was he |
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[ ] |
A. they realized B. did they realize C. they would realize D. had they realized |
Only when Tom fully recovered _____ back to work |
|
A. did he go B. he went C. had he gone D. he had gone |
Not until the train pulled into the next station _____ her suitcase gone. |
[ ] |
A. Mary had found B. had Mary found C. did Mary find D. Mary found |
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