Giúp em cảm ơn trước Environment pollution is a term that refers to all the ways by (11) ………….man pollutes his surro

Giúp em cảm ơn trước
Environment pollution is a term that refers to all the ways by (11) ………….man pollutes his surroundings. Man dirties the air with exhaust gases and smoke, contaminates the water with chemicals and other substances, and damages the (12) …………….with too many fertilizers and pesticides. Man also pollutes his surroundings in various other ways. For example, people ruin natural beauty by (13) ………………junk and litter on the land and in the water.
Environment pollution is one of the most serious problems (14) …………….. mankind today. Air, water, and soil are necessary to the survival of all living things. Badly polluted air can cause illness, and even dead. Polluted water kills fish and other marine life. Pollution of soil reduces the amount of land that is available for growing food. Environmental pollution also brings ugliness (15) ……………mans natural beautiful world.
11 A. that B. which C. whom D. whose
12 A. beach B. forest C. stream D. soil
13 A. scattering B. keeping C. spoiling D. gathering
14 A. faces B. facing C. faced D. to face
15 A. on B. in C. for D. to