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
He _____ his work with animals.
#68289
A
is famous as
B
is famous for
C
is well known as
D
is well known to
 The traffic was _________when the car accident happened .
#71426
A
held up
B
held out
C
held on
D
held down