________ your spirits. Try again and you’ll succeed.
#81401
A
Catch up
B
Catch on
C
Keep up
D
Keep
推荐题目
How did all these _________?
#69492
A
came out
B
come up
C
come across
D
come about
All passengers ___ to show their tickets next time.
#81088
A
require
B
will require
C
are required
D
are to require