Having checked the doors were closed , and _________ all the lights were off, the boy opened the door to his bedroom.
#74493
A
why
B
that
C
when
D
where
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—Was it in Shanghai, where the World Expo 2010 was held ______ you met Helen?—Yes. We hadn’t seen each other for about 5 years.
#70011
A
where
B
that
C
which
D
who
The judges highly praised the two movies in Venice Film Festival, are Chinese.
#69950
A
their directors
B
the directors of which
C
who’s directors
D
the directors of them
This problem may lead to more serious ones if ______ unsolved.
#67907
A
making
B
remained
C
keeping
D
left