He made another wonderful discovery, ______ of great importance to science.
#93713
A
which I think is
B
which I think it is
C
which I think
D
I think which is
推荐题目
---- It is said that Tom had a wonderful time at the party. ---- ______, and so did I.
#92563
A
So did he
B
Nor did he
C
So he did
D
Nor he did
_________all of them are strong candidates, only one will be chosen for the post.
#93119
A
Since
B
As
C
If
D
While
______is now no doubt ________ global warming is a security threat to us all.
#94613
A
It; that
B
There; that
C
There; whether
D
It; whether
I ____ at my new novel when the big earthquake happened at 2:20 pm.
#92423
A
am working
B
was working
C
have worked
D
had been working