We usually buy things in a shop, a market or a supermarket. Shopping always takes too much t 1. . We have to walk around for a long time to look f 2. the things we want. Sometimes we have to c 3. many heavy shopping bags. We’re always very tired after s 4. . Now it’s different from that in the past(过去). We can do many things at h 5. , we don’t need to go to the shop. We can buy many good and c 6. things on the Internet(因特网), they look nice but don’t cost much. It seems easy and quick, b 7. it sometimes brings us some trouble(麻烦). The clothes you buy on the Internet are d 8. from what you want, or the size is too

s 9. or too big. You may see many people wear the same clothes in the street. Do you know why? B 10. they all buy clothes on the Internet. How interesting!

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?

　　　　　　 A　　　　　　　　　　　　　　　　　　　　　　 B

　　1．What does he do?    　　　　　　　　　　 　　   a. Yes, please. I’d like a cup of tea.

　　2．What do you want on your pizza?　　 　　   b. 555-2559．

　　3．Can I help you?　　    　　　　　　　　　　 　　   c. Medium.

　　4．What’s your telephone number?　　　　 d. He’s an actor.

　　5．Where are elephants from?　　　　　　 　　   e. Green pepper and onion.

　　6．Why do you like penguins?　　　　　　　　　　 f. 384 Green Street.

　　7．What size would you like?　　　　　　　　　　 g. I want to be a policeman.

　　8．What’s your address? 　　　　　　　　　　 h. Because they are cute.

　　9．What do you want to be?　　　　　　　　　　 　　   i. They’re from Africa.