题目内容
() 12. Look!The traffic light has turned red.We stop our car. (2015 广东)
A. can B. can't
C. must D. mustn't
C
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题目内容
() 12. Look!The traffic light has turned red.We stop our car. (2015 广东)
A. can B. can't
C. must D. mustn't
C