----- Nội dung dịch tự động từ ảnh ----- 21. Many countries have sent humanitarian aid to the earthquake A. rescuers (0.25pt) B. helpers C. victims A BC 22. Do you know what A. polluted cause air pollution? B. pollute (0.5pt) C. pollutants A II. Read the following passage, then indicate the correct word for the blanks from number 23 to 26. (1.0pt) Environmental pollution is a term that refers to all the ways by which man pollutes his surroundings. Man dirties the air with gases and smoke, (23). and other substances, and damages the (24). Man also pollutes his surroundings (25) natural beauty by (26) the water with chemical= with too many fertilizers and pesticides. various other ways. For example, people ruin junk and litter on the land and in the water. B. sprays C. poisons 23. A. drinks