Question

【题目】_________about the girl’s safety, the police didn’t catch the robber on the spot.

A. Concerned B. Concerning

C. Having concerned D. To concern

Answer 1

【答案】A

【解析】

试题分析：考查非谓语动词。句意：警察担心女孩的安全，没有在现场抓住那个抢劫犯。Be concerned about 对。。担心，故选A项。