The Chinese teacher looks so pale. She ___ be ill.
#88979
A
must
B
mustn’t
C
can
D
need
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The ground is all wet. It _________ last night.
#87531
A
can’t have rained
B
may have rained
C
can have rained
D
must have rained
---Sorry, sir. I can't answer this question.---Well, you are supposed ______ this part of history.
#86650
A
reading
B
to be reading
C
to read
D
to have read.
Teachers recommend parents_____their children under 12 to ride bicycles to school for safety.
#86966
A
not allow
B
do not allow
C
mustn’t allow
D
couldn’t allow
I wrote a letter to John for his help during my high school years. without which I the college entrance exam.
#87170
A
would fail
B
would have failed
C
should fail
D
must have failed