What would you do if a stranger gave you some medicine and he said it would keep you slim or help you do well in exams? Would you take it?

　　Many middle school students have learned to keep themselves safe by saying "no". 1.Drugs are dangerous to your health!

　　Because most of teens don't know much about drugs, they might want to try them. Liu, 16, was a good student before trying drugs. 2.. He decided to have a try. After taking drugs only once, he found it very hard to stop. Liu began to spend all his time and money on drugs. Soon, he stopped going to school and started stealing (偷). 3..　

　　In China, taking drugs is becoming a big problem for teens. According to a survey, about one million people in China are using illegal drugs now, and about 74% of them are young people.

4.

　　Drugs are dangerous. Never try them, even if you're curious! It is the most important for you to keep safe and healthy.

5. According to a survey, about 　　　 young people in China are using illegal drugs now.

A farmer had a cow. He took very good care of this cow and one day when it was ill, he was very worried. He telephoned the vet.

　 “What’s the problem?” The vet asked him when he arrived.

　? “My cow's ill,” the farmer said. “I don’t know what's the matter with her. She’s lying down and won’t eat. She's making a strange noise.”

　　The vet looked over the cow. "She's certainly ill," he said, "and she needs to take some very strong medicine."

??? He took a bottle out of his box, put two pills into his hand and said, "Give her these. The pills should make her better."

　 “How should I give them to her?” the farmer asked.

　　The vet gave him a tube (管子)and said, "Put this tube in her mouth, then put the pills in the tube and blow. That'll make it."

　　The next day the vet came to the farm again. The farmer was sitting outside his house and looked more worried.

　　“How's your cow?” the vet asked.

　　“No change,” the farmer said, “and I’m feeling very strange myself.”

　　“Oh?” the vet said, "Why?"

　　“I did what you said,” the farmer answered. “I put the tube in the cow's mouth and then put two pills down it.”

　　“And?” the vet asked.

　　“The cow blew first,” the farmer said.

1.In the story, the vet must be _________.

A. the farmer's friend???????? B. a milk factory

C. a hospital for cows???????? D. a doctor for animals

2.The farmer asked the vet for help when his cow _______

A. couldn't lie down????????? B. didn't eat the pills

C. couldn't make any noise? ?? D. was ill

3.What medicine did the vet give the farmer?

A. Bottle of pills.????? B. A long tube.

C. Two pills.????????? D. A small box.

4.The vet taught the farmer how _________.

A. to blow the tube??????

B. to make the cow take the pills

C. to take the medicine???

D. to put the tube in his mouth

5.Which of the following is true?

A. The farmer ate the pills himself.

B. The cow got better after taking the medicine.

C. The vet came to help farmer change the cow the next day.

D. The farmer waited for the vet outside his house the next day.

Many people like to  36   the Internet. Exploring the Internet is one of the most important activities of the day. The Internet brings the outside world closer to people’s   37  . Some people say the world is smaller than before    38   of the Internet.　　
What’s  39   in other countries?  40  do people live in places far away? Is there an 41   sports game somewhere?   42  life like in the deepest part of sea? If you want to answer all these questions, just come to the Internet.    43   people can also learn through reading or listening to the radio. But with the Internet they can learn better and  44 . A lot of information can  45  at a great speed.
Can we go shopping without leaving home? Can we see a doctor without going to the school? Can we see a 46  without going to the hospital? —All these things seemed impossible but now they have become quite 47  .
The Internet helps us open our eyes. It also helps us 48   our minds. The Internet often gives us new ideas.   49   , it helps us in many ways. Great changes have taken place  50  the use of the Internet.

补全对话,选择合适的句子,使对话完整

A：Do you like the snake?

B: Yes,?　1　?.What about you?

A: I don't like it.?　2　??

B: No，?　3　?.It comes from Australia.

A: ?　4　??

B: No, it doesn't. It likes meat.

A: Does it eat grass?

B: No, it doesn't, but it lives ?　5　?.

E. Does it come from the Arctic?