To live a green life, we try_________ more energy and produce less pollution.
#52402
A
to save
B
save
C
saves
D
saved
推荐题目
The children ____ to go sightseeing tomorrow.
#53978
A
is going
B
are going
C
am going
D
go
My bike is broken. Could you help me to __________?
#58375
A
fix it up
B
set it up
C
make it up
D
put it up
You look tired. You’d better______ a good rest. 
#52589
A
stop to have
B
stop having
C
to stop to have
D
to stop having