Some researchers believe that there is no doubt ____ a cure for AIDS will be found.
#81173
A
which
B
that
C
what
D
whether
推荐题目
Her pronunciation is as good as, if ____than, her teacher's.
#80994
A
no better
B
not better
C
no good
D
not good
He dressed up and went to the party as if_____.
#81771
A
was invited
B
had been invited
C
to be invited
D
invited
Only when I left for America ____________ how much I missed my parents.
#83247
A
I realized
B
did I realize
C
I had realized
D
had I realized
Only when we begin our college life______the importance of English.
#83319
A
we realize
B
we will realize
C
have we realized
D
do we realize
Not until I was standing on the edge of death ____ how much I wanted to live.
#83021
A
I realized
B
did I realize
C
I had realized
D
had I realized