8. Bread and butter is their daily food.

7. Three-fourths of the bread were eaten by Bob, and the rest of the bread was left on the table.

6. Where to get the materials and how to get use of them has not been discussed at the meeting.

5. You as well as I am right.

4. Between the two building stand a monument.

3. Nothing but one desk and six chairs are in the room.

2. Thirty dollars are too expensive.

1. Now Tom with his classmates are playing football on the playground.

Some warm-blooded animals lead their usually life in winter. But　 1._____

a cold-blooded creature such as a frog or a snake has no

choice but hibernate. Its blood temperature drops to just over 0℃.　 2.___

It breath only once every five minutes, and the movements of　　　　 3.___

its heart and lungs are great reduced. So you see, hibernation is　　　 4.___

more than sleep. That it is to say, it is a very deep sleep. The fat　　　 5.____

storing in the body of an animal is enough to supply the　　 　　　　6.___

energy for the greatly reduced movements. Some animals,　　　　　 7.___

included some bears, only half hibernate. Their winter sleep isn't　　　 8.___

so deeply. They can keep up their usual body temperature and the　　 9.___

thick covering of fat and fur help to keep the cold out.　　　　　　　 10.__

B级　 单项短文改错

　 Today, my classmates and I took part in the rehearsal(排练)of

the National Day celebration. I got up at 3:30 because the teacher

asked us to get to school before 4:30. So I had my breakfast very　 1.___

quick. And at four o'clock, I left home on my bike.　　　　　　 2.___

　 On my way to the school, I noticed there was a few　　　　　 3.___

students wearing the same clothes with I did.　　　　　　　　　 4.___

"Maybe they're going to do the same thing," I said to myself.

I rode faster and arrived at the school at twenty to four.　　　　　 5.___

　 Many of my classmates were yet at the school. We talked　　 6.___

and waited for some time, and at about 5:00 they set off by bus.　 7.___

　 It took us an hour to get to our destination (目的地) and there　 8.___

we spend half a day practising. At 9:30 we returned to the school　 9.___

Though we were really very tired, but we were all very happy.　 10.__

10. The number of people invited was fifty, but a number of them was absent for different reasons.