He made another wonderful discovery, _______________ of great importance to science.
#77780
A
which I think is
B
which I think it is
C
which I think it
D
I think which is
推荐题目
The Internet is a very useful invention for us, ______ we can do lots of things at home.
#76687
A
with which
B
with it
C
for which
D
for it
If there is anyone out there still doubts that America is a place where all things are possible，tonight is your answer.
#77858
A
where
B
who
C
which
D
whom
However,the incident was the only spark_____the fire.
#77228
A
which set off
B
set off
C
that set off
D
setted off
He is the only one of those clerks ________ to the important conference.
#76721
A
who was inviting
B
who were invited
C
who has been invited
D
who have been invited.
American students take part in a wide variety of after-school activities _______ they develop their social skills.
#75785
A
where
B
which
C
that
D
what