人教新目标(Go for it)版初中英语八年级下册Unit 7 Section B 同步检测

— 1,025 meters. It's the _____ of all the salt lakes.

    When people think of tigers, they think: strong and dangerous. But now, the big animals are calling for our help.

    There were once eight kinds of1in the world, but three died out. In the last 70 years, the2of Siberian tigers (东北虎) has gone from as many as 300 to322 somewhere. Siberian tigers have been4dying out completely. If the government doesn't make any efforts, it's quite5that there will be no more Siberian tigers in China in ten to twenty years.

    In order to double the number of wild tigers in the6ten years, the World Wildlife Fund (世界自然基金会) has started a program recently. It7save wild tigers and put an end to tiger hunting and killing. China, together with twelve other8, has joined in.

    Wild animals, such as red deer and wild pigs, are the main9of the tigers. The hunting of these animals is the greatest threat (威胁) to tigers. So the most important thing is10the animals that the tigers eat. To protect the wild tigers, we need to call on more people to stop eating and hunting wild animals.

    The air in Antarctica is nice and clean on our earth. It's the coldest place in the world, and it's also the most difficult place to live in. Antarctica is the land of snow and ice near the South Pole. Most people do not think there is much life in the icy waters around it. They are wrong.

    Antarctica's seas are full of life. There are many kinds of fishes, water birds, seals and whales. They eat the thick plants in the sea and the smaller water animals. Some whales, for example, eat more than a ton of food every day.

    The most famous animal of Antarctica is the penguin. It struts around the ice as if it were a movie star walking down the street.

    It is said that the weather in Antarctica is getting warmer and warmer, and perhaps in the near future there will be "summer" there. It will be hard for life around Antarctica. People today think it important to keep there a good condition in environment, so scientists are doing research work there.

A: Hey, Bruce! You seem unhappy.

B: Yes. I've just come back from the zoo.

A: Have you seen your favorite tigers?

B: Yes.

A: Why?

B: Because they had to stay in cages (笼子) and they were dirty.

A: I think they should go back to forests or mountains.

B: Even worse, a few children threw something at them.

A: That's too bad.

B: Of course. I also told them it was our duty to protect animals.

A: Protecting them is protecting ourselves.