The patient’s son asked the doctor the question________his father could survive the big operation.
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A
whether
B
if
C
that
D
what
推荐题目
_____ is known to everybody, the moon travels round the earth once every month.
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A
It
B
As
C
That
D
What
.------Why are you so upset? ------______I said,they didn’t believe me.
#41069
A
What
B
Which
C
That
D
Whatever
The new research center will be set up was a wasteland 20 year ago.
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A
in what
B
where
C
in which
D
there
Her work changed the way _______ people think about chimps.
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A
that
B
in which
C
不填
D
all of above