Our teacher is always busy preparing lessons until 11 o’clock at night, ______we students have gone to sleep.
#74335
A
that time
B
by which time
C
by that time
D
which time
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It was also apparent that the wagging dance, the bee moved sideways,sent another message.
#71658
A
which
B
where
C
that
D
what
Before Chinese Chang’e-2, the US sent up a space probe (探测器) to hit the moon to see ______.
#69622
A
whether there was water on it
B
whether was there water on it
C
whether on it was there water
D
whether was water on it
We must accept the possibility ________ one, although working hard, may fail to reach his goal.
#68200
A
whether
B
what
C
that
D
how
____ one can achieve largely depend on ____ hard he works every day.
#67047
A
What; how
B
That; how
C
What why
D
That; why