第1题:
第2题:
He()to Shanghai for I saw here a minute ago.
A. can't go
B. can't have gone
C. didn't go
第3题:
A. can’t go
B. can’t have gone
C. didn’t go
第4题:
第5题:
He______________be hungry一he's just had lunch.
A. can't
B. must
C. ought to
D. might