We will climb the mountain tomorrow_ it doesn't rain.

A. if B. although    C. since

—Why do you like staying in Guiyang?

—Because the weather there is _____ too hot _____ too cold.

    A. either; or           B. neither; nor         C. both, and        D. not only; but also

—You bought the car about ten years ago?

—Yes. ________ it's old, it still runs well.

A. Because          B. Since              C. Although         D. But

_____ they are very tired, they feel happy because they’ve finally finished their project.

A. So　　　　　 B. Although　　 C. If　　　　 D. But

 You'd better take the map with you            you won't get lost,

     A. as long as         B. as soon as          C. now that           D. so that

My father was preparing for his speech __   my mother was doing some washing last night.

     A. if                 B. while               C. unless             D. until

You may easily lose your way in Shanghai______ you don’t have a map or a guide.

A. until     B. unless  C. though   D. if

Hurry up ____ finish your soup!

A. or 　 B. but　　　　　C. and D. while

— Hurry up, _____you will miss the school bus.

— I know that, Mum. I'll be ready in a minute.

A. or　　　　 B. and　　　 C. nor　　 D. but

The girl is ____ a nice girl ____ we all want to help her.

A. such; that　　　　 B. too; to　　　　　　 C. so; that　　　　　 D. very; that