The overseas Chinese scientist made another wonderful discovery, ___________ of great value to study AIDS.
#34652
A
which I think it is
B
which I think is
C
I think it is
D
I think is
推荐题目
_____ I do feel pity, I can’t really do very much to help them out of the difficulty.
#31728
A
As long as
B
As
C
while
D
Even
The teacher never wears anything other than a suit _____ the season.
#79887
A
whatever
B
wherever
C
whenever
D
however
—Some Chinese students find it difficult to understand native speakers when in London.—Exactly, ______ they’ve learned a lot about grammar and known many words.
#31583
A
if only
B
now that
C
even if
D
as if
______we can’t get seems better than _______we have.
#33172
A
What; what
B
What; that
C
That; that
D
That; what
Unlike watching TV, reading is a highly active process (过程) _______ it requires attention as well as memory and imagination.
#80167
A
until
B
but
C
unless
D
for