1.－The frequent terrible coal mine accidents killed more than 1000 people in China last year.

－           .

A. Quite Ok     B. Certainly   

C. That’s the case   D.  I agree    

2. It doesn't matter whether the person is male or female,          they should be not older than thirty-five.

A. and       B. or     C. but     D. so

3. The Internet is an important channel of learning more information, but many people use it for            purpose than to chat on the line.

A. another     B. other    

C. the other     D. no other