31.---- Why didn’t you try your best to stop him from doing so? ----I tried to, but I could, the policemen turned up. A.until B.when C.before D.after 查看更多

 

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---- Why didn’t you try your best to stop him from doing so?

----I tried to, but ____ I could, the policemen turned up.

A. until            B. when           C. before        D. after      

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---- Why didn’t you try your best to stop him from doing so?

----I tried to, but ____ I could, the policemen turned up.

A. until      B. when      C. before    D. after

查看答案和解析>>

-Why didn’t you try your best to stop him from doing so?

-I tried to, but ________ I could, the policemen turned up.

[  ]

A.until

B.when

C.before

D.after

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-Why didn’t you try your best to stop him from doing so?

-I tried to, but ________ I could, the policemen turned up.

[  ]

A.until

B.when

C.before

D.after

查看答案和解析>>


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