Jeo, don’t _______ now; you’re improving all the time. It won’t be long ______ you can speak English well. 
#99916
A
give in; until
B
give up; before
C
give in; when
D
give up; after
推荐题目
 We    on it for several hours but we haven't yet reached any conclusion. 
#99883
A
are working
B
work
C
have been worked
D
have been working
—I failed again. I wish I _________ harder.—But you _________.
#104161
A
had worked; hadn’t
B
worked; don’t
C
had worked; didn’t
D
worked; didn’t
The manager was concerned to hear that two of his trusted workers ______. 
#102158
A
will leave
B
are leaving
C
have left
D
were leaving