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 did you go last night?－I _______to go to Lily’s birthday party.
#44950
A
have been asked
B
have asked
C
asked
D
was asked
He is too fat, and he is made ______ exercise by his parents every day.
#44909
A
to be taken
B
to take
C
taking
D
take
Chinese ______by the largest number of people in the world now.
#44672
A
is spoken
B
is speaking
C
speaks
D
spoke