Question

【题目】Talent Show is now.

A. in air B. by air

C. on air D. for air

Answer 1

【答案】C

【解析】句意：才艺表演现在播出了。考查介词短语辨析题。A. in air在空气中，一作“in the air”；B. by air坐飞机；C. on air播出；D. for air非规范介词短语，可排除。根据句意语境，可知ABD三项意思都与句意不合，故选C。