________is no doubt that today greenhouse gases are the largest human influence on global climate.
#91866
A
It
B
There
C
This
D
That
推荐题目
I don’t think I’ ll be able to go mountain climbing tomorrow________?
#93354
A
And how
B
How come
C
How’s it going
D
How about it
It remains________ whether Jim will be fit enough to play in the finals.
#92586
A
seen
B
to be seen
C
seeing
D
to see
The new machine is supposed to be the solution to all our production problems, but"____".
#93175
A
Practice makes perfect
B
The proof of the pudding is in the eating
C
Many hands make light work
D
I think, therefore I am
The message is very important, so it is supposed_____as soon as possible.
#94683
A
to be sent
B
to send
C
being sent
D
sending
Karen was always thinking we were talking about his poor past. Every time we were chatting together, he would be all _____.
#93093
A
over
B
ears
C
lone
D
through