肺通气是指（)
A.气道与外界环境问的气体交换
B.气道与肺部问的气体交换
C.肺部与外界环境间的气体交换
D.肺与血液问的气体交换
E.二氧化碳出肺的过程

Government officials should always______in mind the pople’s needs.
A.carry
B.take
C.train
D.bear

She hopes to have good luck in the interview tomorrow.翻译

Because the weather was so changeable, we didn’t go out for a picnic. 翻译

Some effective measures must be taken to prevent such accidents from happening again.翻译

He has never imagined that be could meet his old classmates in London.翻译