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It is _____ he often fails in exams _____ makes his parents worried about him.
#84753
A
what; that
B
that; what
C
that; that
D
/; that
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 I really didn’t understand____ made my son so sad this morning.
#85168
A
what was it
B
what it was that
C
it was what that
D
what was it that
An awful accident __________, however, occur the other day.
#84692
A
does
B
did
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has to
D
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It was from my best friend Jane ________ I learned the truth.
#84842
A
which
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that
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who
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whom
It was not until midnight ______ they reached the camp site.
#85224
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that
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when
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while
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How time flies! It’s in two months _____we’ll say goodbye to our high school Life.
#85005
A
before
B
that
C
until
D
when