Without gravity, we _____ walk on the ground as freely as we do now.
#63085
A
couldn’t
B
mustn’t
C
shan’t
D
needn’t
推荐题目
Mike ______have stolen the money from the bank,______he appeared to be rich overnight.
#62763
A
can’t; for
B
might; for
C
must; since
D
can’t; since
(2013·高考四川卷)—Why are your eyes so red? You________have slept well last night.—Yeah，I stayed up late writing a report.
#62468
A
can’t
B
mustn’t
C
needn’t
D
won’t
We all know that we ________ our carbon footprint, but I suspect that many people wouldn't be prepared to go as far as Joan Pick, a retired scientist living in south London.
#62336
A
must have reduced
B
should have reduced
C
may have reduced
D
could have reduced
------What kind of house do you want to have? Something big ? ------Well, it _______ be big.—That’s not important.
#78187
A
mustn’t
B
needn’t
C
can’t
D
won’t
Everybody there was _______ by the _______ story.
#75049
A
moving; moving
B
moving; moved
C
moved; moved
D
moved; moving