Look at this! It’s broken now! You __________ have been careful!
#89222
A
could
B
must
C
would
D
should
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Meng Peij ie，an ordinary girl who was among the 10 people awarded the title of “Touching China 2011”，must be both optimistic and strong-minded. Otherwise, she _______ her disabled adoptive mother for 12 years.
#87461
A
mustn't have looked after
B
can't have looked after
C
couldn't have been looking after
D
shouldn't have looked after
—Any information about your son?—No. If only I ______ those tough words to him.
#90532
A
didn't say
B
hadn't said
C
shouldn't have said
D
couldn't have said
They got two free tickets to Canada, otherwise they______ able to afford to go.
#90047
A
wouldn’t have been
B
mustn’t have been
C
wouldn’t be
D
hadn’t been
The professor requested that all the students ________ the reports at once.
#86365
A
would hand in
B
handed in
C
hand in
D
handing in