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-Would you come and join us? -I wish I . I am busy at the moment. A. can B. coul

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-Would you come and join us? -I wish I . I am busy at the moment. A. can B. coul

 —Would you come and join us?  

 —I wish I _____. I am busy at the moment.  

A. can          B. could      C. would         D. should  

试题答案

B