He made another wonderful discovery, ______ of great importance to science.
#72556
A
which I think is
B
which I think it is
C
which I think it
D
I think is
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------ The authors of computer viruses are geniuses.------ I agree. They can apply their wisdom to other net technology ________ human beings can benefit.
#69518
A
in which
B
through which
C
on which
D
from which
Fisherman Wang Bingzhong from Changli county,Herbei province,examines his boat on May 25 after it was damaged in ________he described as a pirate attack.
#68724
A
which
B
that
C
what
D
where
is known to us all is the old scientist, for whom life was hard in the past, still works very hard in his eighties.
#70211
A
What; what
B
What; that
C
That; what
D
As; that