1.They are twins . Their birthdays ____ on the same day (A.is ;B.are;C.am)

2.There is a computer room ____ this floor,but it doesn't  open __  Saturdays and Sundays.

(A.in,on ; B.on,in ; C.on,on)


谢谢!:handshake

are   on   on

原帖由 soniany 于 2006-10-8 13:58 发表
are   on   on

Are you sure ?

I think the answer is " are  on  on "
their birthdays  做主语，谓语动词用are.  固定词组 on the floor ,具体某天用介词on

agree with haiyan

are on on

谢谢各位了:handshake:)

支持～同意！

支持、同意！

这个应该很简单呀，跟楼上的意见一样！