问题

The two countries used to be ________ war with each other, but now they are ________ peace[ ]
A: at; in
B: in; at
C: at; at
D: in; in
B: in; at
C: at; at
D: in; in
正确答案是:
同类题型
Green tea, many experts suggest, should be drunk regularly to improve health.
There are many other ways to advertise _______ broadcast advertisements on radio and TV
I wonder why you don’t do it as ______ andit’s the third time you have done so.
The poor boy the test again; in that case, his mother will be very disappointed.
No one but you knows your heart is racing, so take a breath and try to ________ down.[]