Today people can use the phone to talk with others almost anywhere on the earth. But 31 you use the phone, you can’t see the person you are talking with. That 32 change in the future.

Now some people are using a kind of telephone called the picture phone or a vision phone(视频电话). Two people 33 are talking can see each other with it.

Picture phones can be useful when you have 34 to show the person you are calling. They may have other uses in the future. One day you may be able to ring up a 　35 and ask to see a book. Then you’ll be able to 　36 the book over your picture phone. Also you may be able to do shopping through your picture phone. If you see something 　37 the newspaper that you want to buy, you can 38 the shop. People at the shop will show you the thing you’re 　29 in over the phone. You’ll be able to shop all over the town and never even leave your room.

The picture phone is really a 　40 phone. More and more people will use it.

31. A. if　　　　　　　　　　　　 B. when　　 　　　　　C. before　

32. A. can’t　　　　　　　　　　 B. must　　　　　　　　 C. may

33. A. whom　　　　　　　　　　 B. who　　　　　　　　 C. which　

34. A. something　　　　　　　　 B. nothing　　　　　　　 C. everything

35. A. shop　　　　　　 　　　　　B. school　　　　　　　 C. library

36. A. read　　　　　　　　　　　 B. see　　　　　　　　　 C. watch　

37. A. in　　　　　　　　　　　　 B. about　　　　　　　　 C. on　

38. A. visit　　　　　　　　　　　 B. go　　　　　　　　　 C. call

39. A. interested　　　　　　　　　 B. bored　　　　　　　　 C. interesting

40. A. useless　　　　　　　　　　 B. helpless　　　　　　　 C. helpful

用所给词的正确形式填空　　　　　

someone　 move careful student　 ring　

young　 answer　 when　 with anger　　　　　　　　

I took up my first job as a teacher. The 71________ in my class were about sixteen or seventeen years old, only several years 72________ than me. In fact, some of them looked older and seemed more like grown?ups. And some of them even didn’t listen to me 73________ in class.

The classroom was on the second floor and it was directly above the street. One day, I was writing on the blackboard 74________ I heard a sudden change in the noise behind me. There was a man standing in the room with half an apple in his hand. He looked 75________

“Who threw this？”he shouted, looking around the class.

“I beg your pardon？”I said. “76________ threw this apple out of the window.” he said,“It landed on my car.”

“Who threw an apple out of the window？”I shouted to the class. There was no 77________ .

“I want the one who threw this.” said the man, “I will be waiting outside for you.”And then he left, slamming(摔) the door.

There was silence and I went on 78________the lesson.

At the end of every lesson, as the bell rang, usually the class were all gone before it finished 79________, leaving me saying “That's all for today, ”to an empty room.

This time, when the bell went for the end of the lesson, no one 80________ .“That's all for today,”I said, “You go first, sir.”said one of the boys. It made a nice change, being first out.

完形填空

　A pine tree in California was regarded （看作）the oldest tree in the world. People thought 　1　 was nearly 5,000 years old. 　2　　 　they could not be 　3　　 　. Then someone 　4　 the tree down 　5　　 　a chain saw （链式锯）。Kiling the 　6　　 　tree in the world was a 　7　　 　thing to do. But when the tree 　8　　 　down, 　9　　 　knew its 　10　　 　. It was 4,900 　11　　 　.

　How can you 　12　　 　the age of a tree? If you ever 　13　　 　a tree that has just 　14　　 　cut down, take a look at the cut 　15　　 　. You will see rings. There are little rings in the middle. 　16　　 　each ring is a larger one. The ring 　17　　 　the bark （树皮）is the biggest one of 　18　　 　.

　Count these rings. A tree grows one ring each 　19　　 　. A ten-year-old tree has ten rings. A sixty-year-old tree has sixty rings. 　20　　 　rings does a 4,900-year-old tree have?