问题
选择题
“Do you have to leave now? ” “I’m sorry, but I really ____.”
A. can’t B,have C.should D.must
答案
答案：D
答have to的问句,可以和must作肯定回答.
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“Do you have to leave now? ” “I’m sorry, but I really ____.”
A. can’t B,have C.should D.must
答案：D
答have to的问句,可以和must作肯定回答.