The man _____ walk fast because he is la
题型:选择题
问题:
The man _____ walk fast because he is lame in the right foot. [ ]
A. must
B. mustn't
C. can
D. can't
The man _____ walk fast because he is lame in the right foot. [ ]
A. must
B. mustn't
C. can
D. can't