221.You're telling me a lie. Your facial expression has __
A.given you away
B.given you out
C.given you off
D.given you up
222.Modern forms of transportation and communication have done much to ____ the isolation of life in Alaska.
A.break through
B.break down
C.break into
D.break out
221.答案是A;give away赠送，颁发，泄露，告发;give out分发，公布，用完，耗尽;give off发出，放出；give up放弃，自首。此处意为你脸上的表情出卖了你。
222.答案是A；break through进阶，克服，挣脱而出；break down机器出故障，中断，分解;break into闯入，打 断，突然中断;break out突然发生，爆发。
