问题

Hearing the news about the crash of Air France Flight 447, he became very concerned _______ his daughter on board

A:in
B:with
C:about
D:at

正确答案是：

同类题型

178. This is the only article of those that ______ written by him.

Are you going to Dalian by air?—No, the tickets are ____expensive for me

Good morning. Can I help you— I’d like to have this package .

The girl _______ a red sweater is mysister.

Wei Fang ‘s back from Beijing .—_________and _______.