--My computer ____start, no matter how hard I try.--It might have crashed.
#62215
A
won't
B
shouldn't
C
mustn't
D
wouldn't
推荐题目
(2013·湖南长沙四校二模)—Is the letter from your mother?—Yes.But she ________the letter herself，because she doesn’t even know one word.
#62192
A
needn’t have written
B
can’t have written
C
might not have written
D
should not have written
—Miss Li, must we hand in our homework right now?—No, you ____.You can hand it in tomorrow.
#77809
A
don’t
B
mustn’t
C
needn’t
D
may not
I have two brothers. One is a teacher, _________ is a doctor.
#78051
A
another
B
other
C
others
D
the other
Shall I take my swimming suit?No, you ______. We will just go hiking on the mountain.
#75372
A
mustn’t
B
couldn’t
C
needn’t
D
can’t
— When shall we meet your cousin at the station?— His plane took off two hours ago, and it reach at 5 pm.
#63273
A
should
B
could
C
must
D
can