—We should _______ humans from ________ down too many trees. —I agree with you. Trees are very important to us.
#54198
A
keep; cut
B
prevent; cut
C
stop; cut
D
prevent; cutting
推荐题目
We should never ____till tomorrow what we can do today.
#59905
A
put on
B
put off
C
give up
D
give back
My mother often tells me _____ the teacher carefully in class.
#53331
A
listen
B
listen to
C
to listen to
D
to listen
Jackie, your brother is trying to sleep. Could you please _______ your radio?
#58680
A
pass on
B
turn on
C
put down
D
turn down