He come to your the party. I am not sure.
A. can
B. must
C. should
D. may
查看答案
His arm is all right. He go and see the doctor.
A. has not to
B. don't have to
C. haven't to
D. doesn't have to
— Must I get up before six o'clock tomorrow morning, dad?— No, you. Tomorrow is Saturday. You may get up later.
A. mustn't
B. can't
C. needn't
D. may not
我对本单元内容全面学习并完成所有练习用时：
A. 未完成
B. 2 学时
C. 3学时
D. 4学时
我对学习材料中语句的结构与逻辑：
A. 能识别
B. 识别80%
C. 识别60%
D. 不能识别
微信支付 
支付宝支付