4. contaminate, contaminated, contamination
a. This river is badly by life wastes.
b. Soil occurs wherever there is a chemical factory.
a. This river is badly by life wastes.
b. Soil occurs wherever there is a chemical factory.
举一反三
- Soil bacteria are integral to healthy soil for plants to grow without the use of chemical fertilizers.
- This factory produces machine tools.Machine tools ＿＿＿ ＿＿＿in this factory.
- 4. What was The Factory? A: A. a centre for artists, musicians and writer B: B. an advertising company C: D:
- Toxoplasma gondii is transmitted to human by: A: a. ingestion of soil contaminated by oocyst from cats B: b. congenital transmission from mother with acute toxoplasmosis C: c. ingestion of cysts in undercooked meat D: d. all of the above
- There is a lot of (pollute) ________in the air, because a chemical factory is near here.