More and more US students begin to learn Chinese at school ______ it is very dif

题型：北京市期末题难度：来源：

More and more US students begin to learn Chinese at school ______ it is very difficult. [ ]
A. so
B. before
C. until
D. though

答案

举一反三

We will go to visit the Great Wall _______ it is fine next Sunday. [ ]
A. so
B. or
C. if
D. though

题型：北京市期末题难度：| 查看答案

I don"t know ______ snooker (斯诺克台球) is popular among teenagers in your country. [ ]
A. that
B. what
C. whether
D. where

题型：北京市期末题难度：| 查看答案

You should get a pair of proper ice skates ______ you skate. [ ]
A. though
B. before
C. while
D. unless

题型：北京市期末题难度：| 查看答案

They went on working _______ it was very late. [ ]
A. than
B. if
C. though
D. because

题型：北京市期末题难度：| 查看答案

— Tom, there is going to be a World Cup football match tonight.
— Thank you for the news. But I won"t watch TV ______ I have finished my work. [ ]
A. or
B. while
C. because
D. until

题型：北京市期末题难度：| 查看答案