Do you think of white when someone talks about a polar bear? In fact, the polar bear does not have white fur. It just appears to be white. Polar bears have a very good sense of smell. It helps them to find food. During summer, polar bears sleep longer, because they are able to find their food more easily at night. Usually, after a meal, polar bears have a short sleep. A polar bear can have 2-3 babies at a time. They live with their mothers until they are about two-and-a-half years old.
However, polar bears will die out soon because of people. There are only 20,000 to 25,000 polar bears in the world. The ones that are left are trying to survive today. The number of polar bears is becoming smaller and smaller because of the loss of sea ice— polar bears mostly inhabit (居住于) the sea ice, not the land ice. This is happening because of global warming (全球气候变暖), pollution, hunting and so on.
Ordinary people don't care, but great people have the power and want to save tigers, fight for giant pandas and save polar bears. Ordinary people will wait, but great people will find a new world. For me, I will not waiting. I will take the bus more often from now on. Join me and save the polar bears, and, of course, the tigers, the giant pandas and...
1.According to the passage, which of these answers does NOT make sea ice less?
A. Global warming. B. Pollution.
C. Hunting. D. Travelling.
2.What can we learn from the passage?
A. Polar bear fur is white.
B. Perhaps the writer will drive his car less.
C. It's harder for polar bears to find food in summer.
D. Polar bears left have a good, happy life.
3.What does the word "ordinary" mean in Chinese?
A. 勤劳的 B. 聪慧的 C. 普通的 D. 坚强的
4.What is the main idea of this passage?
A. To show that the number of polar bears is getting smaller.
B. To tell people that polar bears will soon have nowhere to live.
C. To let people know why polar bears are in danger.
D. To talk about polar bears and suggest that people protect animals.
5.Where can this passage come from?
A. A magazine about animals. B. A book about greetings.
C. A poster about working plans. D. An instruction book.
Wood mice spend the day resting and come out at night to look for food. Most wood mice stay in the same general area.
The wood mouse has different kinds of _______, like plants, peanuts, fruit and so on. It will also eat insects. In very cold weather, wood mice sometimes go into a torpid (不活泼的) state. In this way they use _______ energy than usual.
The female wood mice have 4 to 7 babies at a time. Baby mice’s _______ are closed when they are born. At 6 days old, they open their eyes and by then they will have a full coat of _______, darker than that of the adult. After 3 weeks, the mother makes _______ babies go out of the nest and they are then on their own. Many do not ________for more than 3 to 4 months. However, the number of wood mice doesn't change a lot. The number of wood mice is the _______ in the early autumn, but the smallest in the early spring.
Wood mice often live in gardens and outbuildings (附属建筑物). Sometimes, people ________they are house mice. However, unlike house mice, wood mice do not smell strongly _______ they have larger eyes and ears than house mice. Gardeners ________wood mice because they often eat the seeds under the ground.
1.A. friends B. hobbies C. foods D. homes
2.A. more B. less C. much D. fewer
3.A. mouths B. eyes C. noses D. ears
4.A. chess B. hair C. fur D. colour
5.A. your B. their C. his D. her
6.A. grow B. live C. stay D. exercise
7.A. least B. fewest C. largest D. most
8.A. plan B. dream C. believe D. think
9.A. if B. or C. so D. and
10.A. love B. hate C. popular D. unusual
1.你的食物看起来很美味。
Your food __________ __________ .
2.如果明天不下雨，我将去游泳。
If it _________ _________ tomorrow, I __________ ___________ ___________.
3.狼的数量越来越少了。
The number of wolves __________ getting __________ __________ ___________.
4.因为地震，数千人失去了生命。
__________ __________the earthquake, ___________ ___________ people__________ _
_________ __________.
5.她发现昨天的考试很简单。
She found __________ __________ was very __________.
1.To survive in the wild is difficult for giant pandas. (同义句转换)
_________ _________ for giant pandas _________ _________ in the wild.
2.I will no more buy animal fur. (同义句转换)
I will ________ buy animal fur _________ _________.
3.You look beautiful in this dress. (同义句转换)
This dress ______ _______ _______ you.
4.Many people die in traffic accidents. (同义句转换)
Many people ________ _________ _________ in traffic accidents.
5.Tom cut down two apple trees. (对画线部分提问)
_________ _________ apple trees _________ Tom _________ _________?
—I'm sorry to keep you waiting here so long.
—_______.
A. Don't do that again, please. B. Well, I'd love to wait.
C. You're welcome to say that. D. Oh, not at all.
Some people kill tigers and make medicine _______ their bones.
A. from B. of C. into D. out
