6. Environment pollution
Environmental pollution is a term that refers to all the ways by which man pollutes his surroundings. Man dirties the air (1) ............. gases and smoke, poisons the water with many chemicals and other substances, and damages the soil with (2) ............ many fertilizers and pesticides. Man also pollutes his surroundings in various(3) ......... ways. For examples, people ruin natural beauty by scattering junk and litter (4) .............. the land and in water. They operate machines and motor vehicles (5) .............. fill the air with disturbing noise.
Environmental pollution is (6)................. of the most serious problems facing mankind today. Air, water and soil are (7) ........... to the survival of all living things. Badly polluted air can (8).............. illness, and even death. Polluted water kills fish and other marine life. Pollution of soil (9)......... the amount of land that is available for growing food. Environmental pollution (10) ............ brings the ugliness to man's naturally beautiful world.
7. Seat belts
Although seat belts have been shown to save lives, people give a number of reasons for using them. (1).................., many people think they are nuisance. They say the belt is uncomfortable and inhabits freedom of movement. Second, many people are lazy. For them (2)....................is too much trouble to put on and adjust a seat belt, especially if they are only going a short (3)................... Third, some people don’t believe they will have an accident (4)........................ they are careful and experienced drivers. They think they will be able to respond quickly to avoid a crush. Finally, some people are (5)..................the seat belt trap them in their car (6)................they have an accident, they might not be able to get out of a car (7).................is burning, or they might be unconscious and another person won’t be able to get them out. All of these reasons seem inadequate, since statistics show that (8).......................seat belts saves lives and prevents serious injuries.
Bài 6
1 with
2 too
3 other
4 on
5 which
6 one
7 necessary
8 cause
9 reduces
10 also
Bài 7
1 First
2 it
3 distance
4 because
5 worrried
6 when
7 which
8 wearing
