---What are you going to do this weekend?-----I’m going to help _____the city parks with my classmates to make them clean. 
#54774
A
set up
B
fix up
C
put up
D
clean up
推荐题目
Are you interested in _______ the piano, Alice ?
#61869
A
playing
B
to play
C
played
D
play
I saw him     when I passed by.
#55163
A
ran
B
to run
C
runs
D
running
It ________ the friendliest service.  
#61887
A
is
B
wants
C
has
D
was
--- Nancy? You have straight hair ! --- Yeah, it _____ be curly.
#56221
A
wanted to
B
loved to
C
used to
D
helped to