Lawrence Craven,a doctor from the USA,is the author of several published reports,one of ________introduced the idea in 1953 aspirin could reduce the risk of heart attacks.
#32689
A
them; when
B
which; that
C
what;that
D
which; when
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It is the best for this kind of plant to grow in ______ is warm and rainy.
#33035
A
that
B
what
C
which
D
where
The suggestion we should have a discussion on this problem is not the one ________he made.
#32023
A
that, /
B
/, which
C
which, that
D
which, /
That is the best way you thought of _______ into trouble.
#32114
A
stopping some young people to get
B
to prevent some young people getting
C
keeping some young people getting
D
preventing some young people getting
The government has taken some measures to solve the problem of unemployment, but it may be some time ______ the situation becomes better.
#30982
A
before
B
since
C
after
D
unless
—Was it 11 o'clock ________ your father came back last night?—Yes, he is always coming back so late.
#30269
A
that
B
while
C
when
D
until