When I try to understand ________ that prevents so many children from being happy, there seem to be three causes.
#84675
A
why it is
B
what it does
C
why it does
D
what it is
推荐题目
I wonder ______ you were doing last night.
#85416
A
it was what that
B
what was it that
C
that what it was
D
what it was that
It was about 600 years ago _______ the first clock with a face and an hour hand was made.
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A
that
B
until
C
before
D
when
It was at 5 o’clock __________ the visitors finally arrived at Pudong International Airport.
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A
when
B
that
C
before
D
after
It is the education _________ he received when studying abroad _________ has made him such an excellent manager.
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A
that; that
B
which; which
C
that; which
D
where; that