初一英语7B Unit 6 Pets

　　（牛津译林版）初一英语7B Unit 6 Pets

　　一

　　需要掌握的词汇

　　pet, parrot, rabbit, hold, feed, carrot, chase, wide, hunt, hide, trick, build, camp, stick, bite, end, trouble, anywhere, middle, open, drawer, empty, care, ring, doorbell, feather, wing, knock, cage, pull, brush, frighten, once, clean

　　重点难点详解

　　1. 名词复数的不规则变化

　　名词单数与复数同形。如：fish deer（鹿） sheep

　　只有复数形式，没有单数形式的名词。如：clothes people trousers

　　不规则变化的名词复数形式。如：mouse-mice child-children

　　以o 结尾的名词有的加s 有的加es 。如：tomato-tomatoes potato-potatoes mango-mangoes mosquito-mosquitoes radio-radios piano-pianos photo-photos kilo--kilos

　　以oo结尾的加s zoo-zoos kangaroo-kangaroos

　　2. 情态动词 should , ought to , must

　　should "应该" 否定式为should not/shouldn't， 疑问句形式是将 should移至主语之前。如：

　　You should look after yourself.

　　He shouldn't be so careless.

　　What should we do ?

　　ought to "应该" 意思与should 相近，ought to 着重客观的情况，语气比should强， 带有责备或督促的意思，否定式为ought not to， 疑问句形式是将ought 移至主语之前；should侧重自己主观的看法，表示义务、责任。如：

　　We ought to go and see Kate sometime next week.

　　Ought we to answer the question now?

　　You ought not to smoke so much.

　　Must"必须"否定式为mustn't，表示禁止，疑问句形式是将must移至主语之前，其否定回答常用needn't或don't have to，表示"不必"，"无须"。must还可以表示非常肯定的猜测，只用于肯定句中。如：

　　I must study hard and catch up with my classmates.

　　---Must we finish the work at once?

　　---No, you needn't.

　　You must be very tired.

　　3. 祈使句 表示命令、请求或指示的句子叫祈使句， 谓语动词用原形，省略主语you。祈使句的 否定结构是在肯定结构前加don't。如：

　　Sit on the chair, please.

　　Don't read in the sun, Tom.

　　Be quiet! Mum is sleeping.

　　Don't be late again next time.

　　Let's not go fishing.

　　Do come early tomorrow. （加助动词do 用来加强语气。）

　　4. chase =run after v. n. 追赶，追逐

　　Look, the cat is chasing the mouse.

　　Chase the chickens out of the garden.

　　After a long chase, they caught the robbers.

　　5. catch v.抓住，赶上，染上（疾病）

　　The early bird catches the worm.

　　We wanted to catch the early train, but failed.

　　Put on more clothes , or you may catch cold.

　　6. hunt v. 搜寻，打猎，可与for, out, up等介词、副词连用。

　　I'm hungry. Let's hunt for something to eat.

　　You ought to hunt up the word in the dictionary.

　　Did he go hunting with you?

　　7. build…（out ） of… 用……建造的

　　People there built their houses out of stone.

　　The bridge is built of wood.

　　8. trouble n.麻烦的人或事 v. 麻烦

　　What's your trouble?

　　Don't laugh at those in trouble.

　　I'm sorry to trouble you.

　　9. care v. 介意，在意

　　They might fail, but they didn't care.

　　He didn't care about all this.

　　10. There is something wrong with …… ……出毛病，有问题。

　　=Something is wrong with……

　　There is something wrong with my watch.

　　Is there anything wrong with the camera?

　　11. It's + n./adj. + to do something

　　It's a good idea to clean the fish tank today.

　　Is it necessary to learn more about how to look after the dog?

　　It's very important not to give the goldfish too much food.

　　【典型例题】

　　1. _______ goldfish _______ is bad for it.

　　A. Feed, much too B. Feeding, much too C. Feed, too much D. Feeding, too much

　　2. ---What's wrong with you? ---I feel ________. I heard a _______ noise just now.

　　A. frightening, frightened B. frightening, frightening C. frightened, frightening D. frightened, frightened

　　3. You should keep ______ in the library.

　　A. quite B. quiet C. quietly D. be quite

　　4. Tim plays with his pet for _______ every day.

　　A. some time B. sometimes C. sometime D. some times

　　5. It's necessary for us _______ with them every day.

　　A. walking B. walk C. walks D. to walk

　　答案：1. D 2. B 3. B 4. A 5. D

　　【模拟试题】（答题时间：20分钟）

　　一、词组翻译

　　1. 向某人问好                                    2. 应该更礼貌

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