You must have your luggage ____ first before you board the airpla_英语解答

You must have your luggage ____ first before you board the airplane.
A.weigh B.weighted
C.weighing D.weighed
我就是不知道B和D的区别,帮我说说吧高手们

人气：184 ℃　时间：2020-03-29 04:38:37

解答

weighted
adj.有利的
weight是名词,+ed不能表示被动
weigh
vt.称...重量,称
vi.重(若干)
vi vt +ed表被动
登机之前必须称重行李