Unit 4 Be good to our Earth Ought to Unit 4 Be good to our Earth

Ought to We use ought to to talk about rules.

We ought to bring our shopping bags. Example 1 We ought to bring our shopping bags.

We ought to recycle newspapers and magazines. Example 2 We ought to recycle newspapers and magazines.

We donate old toys and clothes. ought to Question 1 ppt_4b_u4_102 We donate old toys and clothes. ought to

Question 2 We use less water. ought to

use / fewer plastic bags ought to use fewer plastic bags Question 3 use / fewer plastic bags We . ought to use fewer plastic bags

We ought to stop chopping trees down. Question 4 stop / chop trees down We ought to stop chopping trees down.

We ought to reuse glass bottles. Question 5 reuse / glass bottles We ought to reuse glass bottles.