1.Jim was late for two classes this morning.He said that he forgot both of the ______.

问题描述:

1.Jim was late for two classes this morning.He said that he forgot both of the ______.

classes选项:  A. rooms number B. Room number  C. Room’s number D. Room numbers晕死,怪不得。。。选D,忘了2个房间号嘛。那为什么room不用加S啊在学习名词的时候,不是学过名词在做定语起修饰作用的时候,不用所有格嘛,比如:fruit shop这里还有both of,当然就选D了。