When products made in factories _____, they are thrown away as garbage.
#81801
A
come to an end
B
are put to use
C
are used up
D
wear out
推荐题目
I couldn’t ________ to her. The line was busy.
#72545
A
go by
B
go around
C
get in
D
get through
How many nationalities ______ our country ______?
#75688
A
is; consisted of
B
does; make up
C
is; made from
D
does; consist of
He __________ his aunt’s when he went to Wuhan on business. 
#72925
A
called on
B
called at
C
dropped in on
D
dropped in
No one can imagine the difficulty he had ______ playing computer games.
#68895
A
to give in
B
to give up
C
giving up
D
giving in