More and more people have realized that we won’t have cleaner water to drink unless something _______soon.
#44577
A
is done
B
was done
C
will be done
D
to be done
推荐题目
If you come to Hangzhou, you shouldn’t miss the show Impression West Lake! It is created by the famous director Zhang Yimou, and the actors’ performance __________on the water of the West Lake.
#44385
A
will be shown
B
showed
C
is shown
D
is showing
---I want to teach in this area．---Well．teachers very much here．
#44670
A
need
B
are needing
C
are needed
D
will need
Can 16-year-old students drive to school? No, they shouldn’t ______ to drive because they aren’t serious enough.
#44897
A
allow
B
be allowed
C
allowed
D
have allowed
Our classroom _____ every day, so it’s very clean.
#44863
A
cleans
B
is cleaning
C
is cleaned
D
cleaned
Old people must __________.
#44763
A
speak to polite
B
be spoken politely
C
be spoken to politely
D
be spoken to polite