K4

B/ Environmental pollution is a term that (21)……………………… to all the ways by which man pollutes his surroundings. Man dirties the air with exhaust gases and smoke, poisons the water with chemicals (22)…………………………… other substances and damages the soil with too many fertilizers and pesticides. Man also (23)……………………….. his surroundings in various other ways. For example, people ruin natural beauty by leaving junk and litter (24)………………………… the land and in the water.

Question 21. A.means              B. refers                   C. provides                 D. reduces

Question 22. A. and                B. but                      C. or                         D. so

Question 23. A. reduce               B. reducing                       C. reduces                    D. reduced

Question 24. A. in                       B. on                            C. at                       D. from

H24
9 tháng 3 2023 lúc 22:32

21B

22A

23C

24B

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