Today the forests are getting fewer and fewer. We must       down too many trees.
#40889
A
keep people from cutting
B
prevent people from cutting
C
stop people cutting
D
all the above
推荐题目
_____ we need more time is obvious.
#40748
A
What
B
That
C
/
D
Who
—What do you think of tomorrow’s football match?—_____difficult for us_____ the match. 
#40863
A
We’re, to win
B
We’re, winning
C
It’s, to win
D
It’s, winning
_____________? ----It’s black and white.
#40829
A
What color is it?
B
What’s this in English?
C
How do you spell it?
D
What’s your telephone number?
It’s important ________English well.
#40875
A
for us to learn
B
of us to learn
C
of us learning
D
for us learning