人教版英语八年级下册Unit-7-Section-B-(3a-Self-Check)精美课件

1、Unit 7 Whats the highest mountain in the world?Section B(3a-Self Check)Unit 7 Section B1. To learn the article in 2b2. To learn new words: bamboo, research, keeper, awake, excitement, illness, wild, government, oil, protection, huge1. To learn the article in 2bThey are huge animals.They live in the

2、sea.They can sing songs.They can jump high out of water.They are very clever and also very friendly.What are they?Can you guess what the animal is?GuessingThey are huge animals.Can you 鲸的体型是世界上存在的动物中最大的，鲸是终生生活在水中的哺乳动物，对水的依赖程度很大，以致它们一旦离开了水便无法生活，鲸形状像鱼，鼻孔在头的上部，用肺呼吸。体长可达三十米，是现在世界上最大的动物。 鲸的体型是世界上存在的动物中最大

3、的，鲸是终生生活在水 鲸为适应水中生活，减少阻力，它们的后肢消失，前肢变成划水的浆板。身体成为流线型，酷似鱼。因而它们的潜水能力很强，小型齿鲸可潜至100-300米的水深处，停留4-5分钟，长须鲸可在水下300-500米处待上1小时，最大的齿鲸-抹香鲸能潜至千米以下，并在水中持续2小时之久。 鲸为适应水中生活，减少阻力，它们的后肢消失，前肢变成Humans catch whales for meat, fat and oilEat small fish and other sea lifeJump high out of waterRules on whale protectionHugeWa

4、ter pollution12 3456Live in the seaSome kinds have teethLearn more about whalesStop putting rubbish into the seaSing songsWhale parts sold to make things like candles and soap7891011123aRead the following words and phrases about whales. Put them in the correct place in the chart.Humans catch whales

5、for meat, What do they look like？Where do they live?What do they eat?What can they do?Why do some of them have to be protected?How can we protected them?5 8723 111 6 124 9 10What do they look like？Where dWhales are They live inThey eat They canOne interesting fact is Another interesting fact is Some

6、 kinds of whales are in danger becauseWe should protect whales from I think people should/shouldnt 3bWrite a paragraph about whales and why they need to be protected. Use the information in 3a. Then make a poster.Whales are They live in3b Whales are huge animals. They live in the sea and eat small f

7、ish and other sea life. One interesting fact is whales can jump high out of water. Some kinds of whales are in danger because humans catch them for meat, fat, and oil, and use whale parts to make candles and soaps. Whales are also in danger from water pollution. We should protect whales by making ru

8、les on whale protection and by not putting rubbish into the sea. I think people should learn more about whales. Whales are huge animals. T英语中，awake常用于be, stay, keep, lie之后，作表语；但也可与shake等动词搭配，表示“某人摇醒他人”等。At 9:00 a.m., they find that most of the babies are already awake and hungry.You would have to sh

9、ake her awake.你得把她给摇醒。Language points英语中，awake常用于be, stay, keep, li另外，awake不与very搭配使用，表示“完全醒来；十分清醒”用fully awake，wide awake。He was wide awake by the time we reached my flat.等我们到达我的住所时，他已经完全清醒过来了。注意：awake不用于名词之前，因此用作定语时要后置。另外，awake不与very搭配使用，表示“完全醒来；十分清10 kilos of bamboo意为“10公斤竹子”，该结构是不可数名词量的表达法，其结构为“

10、数词+单位名词+of+名词”。单位名词可以是单数，也可以是复数。spend (in) doing sth.意为 “花费做某事”。They spent two years (in) building this bridge. 造这座桥花了他们两年时间。Adult pandas spend more than 12 hours a day eating about 10 kilos of bamboo. 10 kilos of bamboo意为“10公斤竹子”，该1. Complete the chart.AdjectivesComparativesSuperlativeshighdangerou

11、slongpopularhigherhighestmore dangerousmost dangerouslongerlongestmore popularmost popularSelf Check1. Complete the chart.Adjectiv2. Match verbs and objects. Then add one more object to each list.VerbsObjects1. reacha. my life, my money, 2. achieveb. the top of a mountain, the library, 3. riskc. my

12、dream, success, 2. Match verbs and objects. Tha. my life, my money, my familyb. the top of a mountain, the library, the theaterc. my dream, success, good resultsa. my life, my money, my famil3. Circle the correct word and/or fill in the blank with the correct form of the word in brackets for each sentence.1. An elephant weighs (few /many) times more than a dog.2. An adult panda can eat (much / a little) more than a cat.3. Canada is a (little / lot) less _ (crowded) than China.4. A tiger is (much / a little) _ (strong) than a man.crowdedstronger3