Unit 13 Healthy eating教案

answers to the exercises:

1 nutrients  2 diet   3 fibre/fiber   4 minerals   5 fat  6 sugar  7 protein  8 calories

oral practice.(lockstep, about 5mins)

attention please! i’d like to ask you for advice on how to be a good english teacher.

t: class, can you give me some advice on how to be a good english teacher?

s1:you’d better smile as often as possible.

s2:you should talk to us in english after class.

s3:……

·when you give advice or your opinion about something, you can use had better or had better not

 you had better get some rest. (= you’d better get some rest.)

 you had better not eat fruit that isn’t ripe. (= you’d better not eat fruit that isn’t ripe.)

·when you are trying to advise someone about what to do or what not to do, you can use should/ought to or should not/ought not to

  you should/ought to be careful with fruit

answers to grammar exercise 1

1 you have a bit of a fever. you should stay home today.

2 you had better change you diet if you want to stay healthy.

3 if you are sick, you had better not go outside in the rain.

4 before you eat an apple, you should make sure it is ripe.

5 you don’t look well. you ought to get some rest.

6 you have a bad cough. you had better take this cough medicine twice a day.

7 this medicine will make you sleepy. you had better not drive your car until this afternoon.

8 there’s nothing seriously wrong with you knee, but you should try not to run on it.

answers to grammar exercise 2

1 first, you ought to talk to your friend about it before the dinner.

2 but if you don’t want to ask her, then you had better do what she does at the table.

3 of course, you should try all the food you are offered.

4 however, you shouldn’t be too nervous. after all, you are her guest and she will try her best to make you feel comfortable.

ⅰgoals

·review the modal verbs

·let the students know more about a healthy food

·improve the students’ reading and writing ability

·learn to write a recipe

ⅱinteractions 

  individual work, pair work, group work, class work

ⅲ teaching procedures

  step 1 revision

check the homework for the last period

  step 2lead in

we can get nutrition not only from our main meal, but also from the snacks we eat now and then. so we should healthy snakes. what snakes do you usually have? do you think they are healthy? let’s read the text snacks, and know more about healthy snacks.

  step 3 reading

1.       read the text and find out: what kind of snacks are good ones? can you give some examples?