Some Southeast Asian countries were quick to the search for a missing Malaysian airliner--Malaysia Airlines Flight 370.
A. join
B. participate
C. attend
D. involve
网友回答
(答案→)A. join
B. participate
C. attend
D. involve
解析:句意:一些东南亚国家迅速加入寻找马来西亚失踪客机——马来西亚航空公司370航班。这里用join表示参加组织, B. participate参加,是不及物动词,加介词in,C. attend参加,后面搭配“meeting,lecture,school,class”等词,D. involve涉及,包含,所以选A。