Waste paper mustn’t _______. We should keep our environment clean.
#44420
A
throw away
B
thrown away
C
be thrown away
D
been thrown away
推荐题目
---Where’s your mother? ---Oh, she ______ Shanghai on business.
#44748
A
have been to
B
have gone to
C
has been to
D
has gone to
--- Your classroom is very clean.--- Sure. It ________ after school every day.
#44701
A
is cleaned
B
cleans
C
cleaned
D
is cleaning
It is said that another new underground train ______ not far from the center of the city.
#44837
A
is to be built
B
has built
C
is to build
D
be built
There is some food which _________ with your fingers.
#44451
A
can eat
B
must eat
C
can be eating
D
can be eaten