period 99

Save Don’t pick Don’t throw Keep off water Collect trash on the streets the grass flowers paper... Save Don’t pick Don’t throw Keep off water Collect trash on the streets the grass flowe

Save

Don’t pick

Don’t throw

Keep off

water Collect

trash on the streets

the grass

flowers paper

Unit 16.

Man and the environment.

Should: nªn

Should not=shouldn’t: kh«ng nªn Should

Save

Don’t pick

Don’t throw

Keep off

water Collect

trash on the streets

the grass

flowers paper

e.g.We should save water.

We shouldn’t pick flowers.

(1)Nga:Put it in a trash can

(2)Lan:Then we should put it in a

bag and take it home

(3)Nam:There aren’t any trash cans (4)Ba:What are we going to do?

(5)Lan:We shouldn’t leave our trash

(5)Lan:We shouldn’t leave our trash (4)Ba:What are we going to do?

(1)Nga:Put it in a trash can

(3)Nam:There aren’t any trash cans (2)Lan:Then we should put it in a bag and take it home

a.We should not leave trash.

b.We should save water.

We shouldn’t waste water.

c.We should not damage trees.

We should grow trees.

d.We should collect bottles and

cans.

We shouldn’t throw bottles and cans

on the street.

e.We shouldn’t pick flowers.

- Make 5 sentences with ‘Should and shouldn’t”

- Do exercise 4

Homework