-----NineHongKongresidents(居民）

问题详情：

-----Nine Hong Kong residents (居民）______ each other in many the fire balloon crash in Egypt (埃及） the other day 。

-----I am sorry to hear that .

A. killed    B. were killed   be killed   D. have been killed.

【回答】

B

知识点：动词时态

题型：选择题