E6 - Unit 11 revision

1. She will call you if she ____________ (have) time.

• A. have

• B. has

6.     People should _______ noise.

                                                   

• A. reuse      

• B. reduce

• C. recycle

• D. All are correct

5.     The air in this city is _______ by emissions from nearby factories.

                                        

• A. exchanged 

• B. reduced  

• C. polluted

•      D. All are correct

4.     Many plants and animals die because of _______.

                                       

                                        

• A. noise pollution 

•    B. pollution

• C. deforestation  

•     D. A and B are correct

3.     Soil pollution _______ many bad effects on ecosystems and human life.

                                                           

• A. does 

• B. causes

• C. makes

• D. All are correct

2.     You should put used cans and glass bottles into _______.

                                               

                               

• A. garden   

• B. recycling bins

• C. organic green bins      

• D. All are correct

1.     _______ can be recycled.      

• A. Plastic bottles 

• B. Glasses   

• C. Clothes

• D. All are correct

If we (recycle)..... more, we (help).... our Earth

• recycle; won't help

• recycle; will help

• don't recycle; will help

• don't recycle; will help

We (save).... a lot of trees if we (not waste)....... so much paper

• will save; waste

• will save; waste

• won't save; don’t waste

• will save; don’t waste

If you (be)____ free, I will tell you the truth

• are

• am

• is

• is not