Safety in school has been of great concern (关注) because of recent reports about accidents _____ students got injured or killed at school.
#69660
A
for which
B
when
C
which
D
in which
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--Did you see who the driver was?---No, the car ran so fast _____ I couldn’t get a good look at his face.
#41318
A
that
B
which
C
as
D
after