It was not until dark _____ he found _____ he thought was the correct way to solve the problem．
#68092
A
when; that
B
that; that
C
when; what
D
that; what
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I just wonder ________ that makes him so excited.
#66790
A
why it is
B
what is it
C
how it is
D
what it is
Anything _____ could be found has been used to repair the damaged bridge.
#69440
A
which
B
that
C
what
D
不填
— Have you found your English book? — I am not sure ____ I could have left it.
#74058
A
whether
B
what
C
when
D
where
The buses, most of _________ were already full, were surrounded by an angry crowd.
#73436
A
that
B
it
C
them
D
which
---When can we use this lift? ---Not until it____________ next week.
#41047
A
will repair
B
is repaired
C
will be repaired
D
repairs