I __4__ to China __5__ air .

问题描述:

I __4__ to China __5__ air .
( )4.A.went B.good C.came D.comed
( )5.A.on B.by C.with D.at

语法上讲,第四题AC都对,一来一去,你看看语境该选哪个.
第五题B.by air