As a teacher, I seldom give my students so difficult a problem_______ they can’t work out.
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A
that
B
as
C
if
D
in order that
推荐题目
Suppose we meet with a situation ________ none of us can deal with, what then?
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A
where
B
when
C
what
D
that
We felt amazed at the use the waste bottles.
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A
they had made
B
they had made of
C
they had put
D
they had put to
I borrowed several books from the library, ________ are about English study.
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A
two of them
B
and two of which
C
two of which
D
two of what
All the neighbors admire this family, ____ the parents are treating their child like a friend.
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A
why
B
where
C
which
D
that
The postman comes at 6:30 in the morning, ____ time I am usually fast asleep.
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A
when
B
at which
C
which
D
that