Everyone should make a contribution the environment.
#60222
A
to protect
B
to protecting
C
protects
D
protected
推荐题目
Young people usually_________ city life to country life while old people _______ enjoy country life.
#60446
A
would rather; prefer
B
prefer; would rather
C
would rather; would rather
D
prefer; prefer
I often see her _______ the piano. Listen, can you hear her _________ the piano now?
#59340
A
play, playing
B
plays, playing
C
playing, plays
D
play, plays
We don’t know if it .If it ,we won’t go out for a walk.
#53100
A
rains…will rain
B
rains…rains
C
will rain…will rain
D
will rain…rains