Tell me when you at the airport Alice. I’ll go there to meet you if I’m free.A. arriveB

问题补充：

Tell me when you at the airport, Alice. I’ll go there to meet you if I’m free.

A. arrive

B. would arrive

C. have arrived

D. are arriving

答案：

A. arrive

B. would arrive

C. have arrived

(答案→)D. are arriving

解析：考查时态：句意：告诉我什么时候你到机场，爱丽丝，我有空的话会去机场接你。根据句意是将要到机场，when引导的是时间状语从句，用现在进行时表示一般将来时，选D。