–Can you go to the zoo with me? --I’m sorry I . I look after my little sister at home. A. can, may B. can’t, had to C. can , can D. can’t, have to 查看更多

 

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–Can you go to the zoo with me? 

--I’m sorry I        . I        look after my little sister at home.

A. can, may          B. can’t, had to          C. can, can          D. can’t, have to

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