Some aspects(方面) of a teacher’s job ______ be tiring, and teachers often ______ work at inconvenient hours.
#87172
A
can; must
B
may; can
C
can; have to
D
have to; must
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(2013·辽宁五校第一联合体高三考试)The little child ________ go out alone at night, so he ________ walk in the dark that night.
#86570
A
doesn't dare to; dared not to
B
daren't to; didn't dare to
C
daren't; dared not
D
doesn't dare to; dare not
The door          . Better have it repaired .
#88993
A
isn’t shut
B
hasn’t been shut
C
won’t be shut
D
won’t shut