Ex XII: Choose the best answer
1. There are many things a person can do to .....................the visual environment.
A. cause B. improve C. reduce D. increase
2. If noise pollution .......................,there is a change in animals’ living pattern.
A. does B. has C. happens D. exists
3. The temperature today is much ..........................than yesterday.
A. higher B. slower C. faster D. smaller
4. If you throw clothes or school things on the floor, it ...................visual pollution.
A. makes B. takes C. helps D. causes
5. What should be done to stop people from ...................litter to the environment?
A. doing B. throwing C. picking D. decreasing
6. I was so busy with my assignment that I couldn’t ...........my room for one week.
A. tidy B. sweep C. wash D. make
7. What are the ..................of air pollutants? Industry, agriculture or even transportation
A. benefits B. effects C. problems D. sources
8. The factory has already installed a new filtration system to ..................chemical waste.
A. increase B. provide C. treat D. solve
9. They have ..................trees around the factory to reduce air pollution.
A. planted B. raised C. increased D. had

1.

A. help B. benefit C. elderly D. garden

2.

A. tutor B. student C. university D. discuss

3.

A. provide B. individual C. situation D. children

4.

A. volunteer b. collage C. community D. doctor

5.

A. blanket B. calorie C. donate D. allergy

Choose the word whose main stressed syllable is placed differently from that of the other in each group.

6.

A. super'market B. com'munity C. en'vironment D. im'perative

7.

A. re'cycling B. con'tainer C. 'newspaper D. di'rection

8.

A. 'station B. 'bottle C. re'use D. 'donate

9.

A. 'wildlife B. pro'tect C. 'purpose D. 'useful

10.

A. 'charity B. 'hospital C. 'library D. re'cycle

1, One of the guests is though to have stolen the jewels
2, I'd rather you didn't play music so loudly at night
3, were jeans made two hundred years ago?
4, Students don't have to wear uniforms today
5, In case the snake which are somewhere around the house, may want to get in at night, closing all the windows tight 
7, As Jane is annoying, she didn't invited nobody to the party
8, What do you think about my recent report?
9, This is the second time I visit Nha Trang
10, If he smoked less, he might be able to get rid of his cough

1. - I have a cold.       - You'd better__________ out.

A. go         B. not go         C. to go             D. not to go

2. ________ is a condition of the body when it is too hot because of illness

A. Fever          B. Cold             C. Cough             D. Headache

3. Everybody _________ the symptoms, but nobody ________ a cure

A. know/ knows       B. knows/ know       C. knows/ knows         D.knew/knows

4. The medicines__________ the pain in my chest

A. prevented          B. relived             C. protected            D. broke

5. I don't want much sugar in my coffee, just_______, please

A. a few        B. a little          C. fewer          D. less

6. I _________ a lot of medicines but they don't relieve my pain

A. took            B. have taken        C. will take            D. was take

7. He didn't take any medicines because he only had a___________

A. slight fever        B. tooth decay       C. a bad cold       D. medical check up

8.________ can cause lung cancer, __________ we shouldn't smoke

A.Smoke/ so      B.To smoke/ because      C. Smoking/ so    D. Smoking/ but

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