必修三unit2_知识点

n . the sort of food and drink taken by a person 饮食 食物 1) He prefers a vegetable / meat diet.

1. diet

2) I am on a diet/ going on a diet.be on a diet 在节食 go on a diet进行节食 on 3) I mustn’t have chocolate—I am ____ a diet.

4)Proper diet and exercise are both important for health.

5) The Irish used to live on a diet of potatoes. 6) The doctor ordered him a diet without sugar. 7) it’s never too late to improve your diet. 8) He has a diet rich in fruit/vegetables

diet vi =live on a diet

节食

9) She is always dieting but she never seems to lose any weight. 10) 健康长寿的秘诀是保持平衡的饮食和进 行经常性的锻炼. The secret to a longer life diet is to keep a balanced _______ and take regular exercise _____________. food 11) We always get lots of ______ to eat , but they never give us something to drink.We diet don’t have a healthy _____there. (diet/ food)

2. balance n. 平衡1) Riders need a good sense of balance.

2) His wife’s sudden death upset the balance of his mind. 3) Try to achieve a better balance between work and play. 4) It is difficult to keep one’s balance on an icy pavement.道 保持平衡 lose one’s balance 失去平衡

5) on balance总的来说

Despite some failures, our firm has had quite a good year on balance.V. 保持平衡 6) A clown(小丑) balancing a stick on the end of his nose, looks very funny. 7) How long can you balance on one leg?

8) This year’s profits will balance our previous losses. 相抵 抵消 9) His lack of experience was balanced by his willingness to learn.

10) This school aims to balance the amount of time spent on arts and science subjects. 11) Try to balance your diet by eating more fruit and less protein . balanced adj 平衡的 keep a balanced state of mind make a balanced decision keep a balanced diet 12) To be fit , one should have a balancing balanced and healthy diet every day.(改错)

3. protective adj that gives protection保护的 1) The animals have protective colouring. protective 2) As a mother she’s too______ towards her daughter; she should let her see more of the world

protection

n. 保护

1) Such a thin coat gives little protection _________against cold.You will not be under protection. for 2) Shoes are a protection _____ the feet. 3) It is _________for the trees rather than planting them that matters very much. A. protecting C. to protect B. protection D. protective

protect ….. from/against sth

prevent …… (from) doing sthstop ………..(from ) doing sth keep …. ……from doing sth When entering the dangerous house , a mask _______ harmful gases from hurting a person is necessary. A. prevents B. protecting

C. keeps

D. preventing

4. roast adj/ v/n (指在火或烤箱上) 烘烤 (肉) roasting 1) she’s good at_____ beef.

2) There are roasted coffee beans.烘过的咖啡豆3) The girl prefers a roast chicken and roast potatoes. 4) The meat is roasting nicely.

5) Let’s have a nice r

oast for Sunday dinner. 6) She likes to roast herself in the sun. 晒太阳 7) With the meat ________, we can smell a delicious smell. A. roast B. being roasted C. roasting D. to be roasted

5. fry v. (使)

油炸

1) Shall I fry the fish for dinner?

2) The eggs are frying in the frying pan. 煎锅 3) Are you fond of fried rice?4) There is a fish fryer.炸鱼锅

5) A frying pan is used to fry food.6) If fried, it will be tasty. 如果用油煎, 它会很香.

6. ought to …(后接动词原形) 情态动词 应该

1) She ought to look after her children better. 2) You ought to be ashamed of yourself.3) He ought to be punished, oughtn’t he? 4) Ought I to leave tomorrow?

---Yes, you ought to/ No, you needn’t

5) He oughtn’t to have said that, but he did.

6) This old coat_________ away years ago, but they were not. A.ought to have been thrown B. ought to be thrown C. ought to have thrown D. ought have to be thrown