() 6.— Would you like some more food?

—No,thanks. I enough.

   A. to have;have   B. have;had

   C. to have;have had   D. to have;had

() 5. — have you been friends?

—We have been friends since we were young.

   A. How far   B. How long   C. How soon   D. How much

() 4. Putting waste into the rivers will cause problems.

   A. too much;too many   B. too many;too much

   C. too much;many too   D. too many;much too

() 3. —Have you discussed this problem with your parents ?

—Yes,I have discussed it with them.

   A. already;yet BTyet;yet   C. yet;never   D. yet;already

() 2. There great changes in China since twenty years ago.

   A. are   B. were   C. have been   D. have

三、单项填空(15%)

() 1. There was interview with Li Jiacheng yesterday evening. Bui it was a pity that I missed beginning.

   A. an;a   B. an;the   C. a;the   D. the;the

10. —Do you play chess as often as  ?

—We stopped doing that after he moved away.

9. —Have you met her since 2012?

—No. But we keep in with each other by talking on the phone.

B) 根据对话内容，写出句中所缺单词  

8. —Has she been alone all her ?

—Yes. As others say,she married herself.

7. Life in a busy city is wonderful.   (然而) ，the traffic and noise make you uncomfortable.