1 . —I hope I can take part in the game show Who is Still Standing and win something.
—Stop daydreaming. You will win nothing ________ you spend a few months preparing for it.

A．since

B．unless

C．if

D．because

2 . At the same time, Miss Brown quickly opened the classroom door,____________________ it became damaged during the shaking and could not open. (根据句意填空)

3 . 约翰，坐在我能看见你的地方。
John, sit ________________. (where引导的地点状语从句)

4 . 无论什么时候你来到这家书店，你总会看见一些求知似渴的人。(whenever引导让步状语从句) （汉译英）

5 . 每当我必须演讲时，在开始前，我都变得非常紧张。(whenever引导时间状语从句) （汉译英）

6 . ________ we deal with our problems, we can easily become unhappy.

A．Unless

B．Until

C．Though

D．Whether

7 . — How long have you been collecting shells?
— ________.

A．After I left school	B．Before I moved here
C．When I went to the beach	D．Since I was ten years old

8 . —_____Mike is now 17, he is still like a little child.
—Well, that’s because he depends on his parents for almost everything.

A．Even though

B．When

C．Unless

D．If

9 . I did not understand all of the traditional customs, but a few made a deep impression on me. One was the bridegroom’s entrance on a beautiful white horse. I had never seen that back home! Another was the part when Nadim’s father proudly led his daughter through the rows of seats to her husband. It reminded me of my sister’s wedding. ________________.（根据句意填空）

10 . ______I am at home, my mother keeps pressing me to study all the time.

A．Because

B．When

C．Though

D．Until