That is the day ________ I'll never forget.

A．which  B．on which  C．in which  D．when

Do you know the year ________ the Chinese Communist Party was founded?

A．which  B．that  C．when  D．on which

This is the hotel ________ last month.

A．which they stayed  B．at that they stayed

C．where they stayed at  D．where they stayed

Do you know the man ________？

A．whom I spoke  B．to who spoke

C．I spoke to  D．that I spoke

The place ________ interested me most was the Children's Palace.　　　　　　　　　　　　　　　　　　

A．which  B．where  C．what  D．in which

(2013·重庆，25)________ we have enough evidence，we can't win the case.

A．Once  B．As long as  C．Unless  D．Since

(2013·四川，7)He is so busy.He cannot afford enough time with his son________he wants to.

A．even if  B．as if  C．because  D．before

(2013·陕西，18)I have heard a lot of good things about you ________ I came back from abroad.

A．since  B．until  C．before  D．when

(2013·山东，28)________I have to give a speech，I get extremely nervous before I start.

A．Whatever  B．Whenever  C．Whoever  D．However

(2013·山东，26)Mark needs to learn Chinese________his company is opening a branch in Beijing.

A．unless  B．until  C．although  D．since