Question

Jim was late for two classes this morning. He sai

Jim was late for two classes this morning. He said that he forgot both of the( ) A.rooms number B.room number C.room's number D.room numbers 答案及其解析。

Answer 1

Jim was late for two classes this morning.
He said that he forgot both of the( )
A.rooms number B.room number C.room's number D.room numbers
答案选D.room numbers
房间号码，单数是room number，复数就是room numbers。
而Jim忘记的是两个房间号码，是复数。