1、Are there still tickets _______ on the morning flight to Shenzhen?

A. free

B. suitable

C. available

D. ready

答案：C

2、He can ____speak Chinese ____English. So he can communicate with Chinese   students and English students.

A. neither…nor

B. either…or

C. not only…but also

D. either…nor

答案：C

3、This is _______pen. _______ is over there.

A. your, Mine

B. yours, My

C. mine , Yours

D. your, My

答案：A

4、Chinese martial arts are ______great interest _______ many foreigners.

A. in ... to

B. of ... to

C. in ... in

D. of ... in

答案：B

5、Technicians with good skills are always ______.

A. on the demand

B. on demand

C. in the demand

D. in demand

答案：D。