Losing weight is no easy task. A lot of people who lost weight gain it back over time and end up back _______ they started.
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A
where
B
though
C
since
D
after
推荐题目
While watching television, ________.
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A
the doorbell rang
B
the doorbell was rung
C
we heard the doorbell ring
D
we heard the doorbell rings
I was about to sail away ______ I heard the sound of stamping and singing on the bank,
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A
when
B
while
C
as
D
the instant
Though the key was pressed, nothing ______ on the screen.
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A
appeared
B
was appeared
C
appears
D
is appeared
There is a popular view in cities, strangers are less likely to help an elderly person.
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A
that
B
whether
C
why
D
how
The genetic engineering, ______ progress has been very rapid recently, is perhaps the most important of all the sciences．
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A
to which
B
with which
C
in which
D
for