---- Hurry up ! The bus is coming . ----- Wait a minute. Don’t cross the street_________ the traffic lights are green. 
#55728
A
since
B
after
C
while
D
until
推荐题目
 --_______ will the meeting last? --_______ they reach an agreement.
#55956
A
How long; Not until
B
When; Not until
C
How long; Until
D
When; Until
_____Peter____ Bill is good at sports. They both play basketball really well. 
#55390
A
Either; or
B
Not only; but also
C
Both; and
D
Neither; nor