Our teacher is always busy preparing lessons until 11 o’clock at night, we students have gone to sleep.
#72594
A
that time
B
by which time
C
by that time
D
which time
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Living in the mountain area has its problems, ________ obtaining water is a big problem.
#66944
A
of which
B
for what
C
as
D
whose
While reading, you'd better make a mark ___ you have any questions.
#71737
A
on which
B
at where
C
the place where
D
where
He transplanted the little tree to the garden _____ it was the best time for it.
#74197
A
where
B
when
C
that
D
until
___ , he still put people’s life in the first place.
#68314
A
However he was tired
B
Now matter he was tired
C
Now matter how was he tired
D
However tired he was