You must ______ your papers before you hand them in.
#69682
A
go down
B
go across
C
go out
D
go through
推荐题目
President Obama made a speech for half an hour without      his notes.
#68711
A
bringing back
B
looking up
C
trying on
D
referring to
They didn’t know how the change had        .
#67541
A
been taken place
B
happen
C
come about
D
broke out
How many nationalities ______ the  country   ______? 
#71995
A
is; consisted of
B
does; make up
C
is; made from
D
does; consist of