The big lake was contaminated with waste waters from nearby factories.
A: widened
B: blackened
C: polluted
D: mixed
A: widened
B: blackened
C: polluted
D: mixed
举一反三
- Generally, air will be polluted _______ there are factories.
- Generally speaking, air will be heavily polluted ______ there are factories. A: what B: which C: where
- Of the following environmental<br/>problems, the one that does not belong to environmental pollution is<br/>( <br/>). A: The noise from the rolling<br/>mill spread to the nearby residential area B: Waste water from the<br/>nitrogenous fertilizer plant is discharged into a nearby river C: The waste gas from the coking<br/>plant is discharged into the sky D: Serious water and soil erosion<br/>in the Huangtu Plateau region
- Many years ago, a lot of factories were _______ from big cities to the mountainous areas in case of war.
- The waste gas of cars has only badly polluted the air.