Last term our maths teacher set so difficult an examination problem _____ none of us worked out.
#73260
A
that
B
as
C
so that
D
which
推荐题目
The argument remains extremely heated there are necessary conditions of existence such as water on the Mars.
#71649
A
that
B
whether
C
if
D
which
There is no possibility________ he will keep his word. He is always telling lies.
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A
how
B
whether
C
when
D
that
He’s got himself into a dangerous situation _________ he is likely to lose control over the plane.
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A
where
B
which
C
while
D
why
As a single mother of three children, she has very little time ________ she can spare to develop her own interest.
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A
when
B
that
C
which
D
what
The man_____ was an old classmate of mine.
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A
you just talked to him
B
who just talked to
C
you just talked to
D
whom you just talked