Bài 1:viết dạng đúng để hoàn thành 1.Dumping....waste into the lakes and rivers has caused water pollution.INDUSTRY 2.many people in this area have ebolera because they dink....water.FBEAT 3.examples of primary....are exhausr fumes from cars,soot from smoke and ash from volcanic cuption.POLLUTE 4.If we use water.......more people will have fresh đất.CARE 5.the polluted water results in the.......of many aquatic animals and plants.DIE Bài 2:gạch chân từ sai và sửa lại phía cuối câu 1.he worked in a noisy emvironmemt for a long tine,because his hearing becaume worse.--------------------- 2.we've dccided to cancel out picnic because of it's forecasted to rain tomorrow.----------------- 3.researchers haven't found out what has led in the pollution of the river.------------------- 4.radiation may result to childhood cancer.----------------- 5.water from power stations may cause water in rivers and lakes hotter.----------------------