A hard-working man _____ become a great scientist, but a great scientist _____ be a hard-working man.
#75893
A
can’t, can
B
may not, can
C
can’t, must
D
may not, must
推荐题目
 Everyone ______ be polite to the old people.
#76484
A
may
B
should
C
can
D
could
— Is Kate coming to the party this evening?— No, she _________ be the party. She________ to the UK.
#76646
A
mustn't; has gone
B
mustn't; has been
C
can't; has gone
D
can't; has been
 You_______ play with fire, Tom. It's dangerous.
#75026
A
needn't
B
shouldn't
C
mustn't
D
wouldn't