1/ The contamination of lakes, rivers, oceans, or underwater (CONTAMINATE) water pollution.

Form: N+of+...

2/ Dumping industrial waste into the lakes and rivers has caused serious water pollution.

Dumping + N ( danh từ)

Ta có danh từ : industrial waste : chất thải công nghiệp

3/ Examples of primary pollution are exhaust fumes from cars, soot from smoke and ash from volcanic eruption.

Form : Adj ( primary) + N ( pollution)

4/ If we use water more carefully, more people will have fresh water

Dùng trạng từ more carefully bổ nghĩa cho động từ use

5/  The polluted water results in the death of many aquatic animals and plants.

Form: N( death) + of+...

1 contamination

2 industrial

3 pollution

4 carefully

5 death