—Hey, Jack. Waste paper mustn’t ________ here.—Sorry, I won’t do that again. 
#44495
A
throw
B
be thrown
C
be throwing
D
to throw
推荐题目
Everyone of us _____ it’s important _____a seat belt in the car.
#44762
A
knows, wears
B
know, to wear
C
knows, to wear
D
know, wearing
As everyone knows, rubbish _______ everywhere.
#44969
A
need be thrown
B
mustn’t be thrown
C
can’t throw
D
may throw
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
 — Alice, you ______ on the phone.— I’m coming. Thanks.
#44380
A
want
B
wanted
C
are wanting
D
are wanted
The old should _____ well.
#44832
A
be take care of
B
look after
C
be looked after
D
be taking car of