Some researchers believe that there is no doubt ______ a cure for AIDS will be found.
#72535
A
which
B
that
C
what
D
whether
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The little boy was in danger. The doctors and nurses are doing him.
#69299
A
what they can do help
B
everything they can help
C
what they can to help
D
all what to help
His pale face suggested he ________ angry and I suggested that he ________ at once.
#67294
A
should be; should leave
B
was; left
C
was; leave
D
be; left
I could not remember the text .
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A
However hard did I try
B
However hard I tried
C
However I tried
D
However had I tried hard
China has hundreds of islands, ___________ is Taiwan Island.
#73520
A
among them the largest
B
and the largest of which
C
and the largest of them
D
but in which the largest