More than three fifths of the country's rivers and lakes are tainted with chemicals, industrial waste or toxic spills like the recent Songhua River benzene slick, which contaminated the water supply in the city of Harbin for days.
A: pollute
B: paint
C: tarnish
D: color
A: pollute
B: paint
C: tarnish
D: color
举一反三
- Many lakes and rivers have been___by industrial waste. A: polluted B: polluting C: pollute D: to pollute
- Many lakes and rivers have been ( )by industrial waste. A: public B: put C: polluted D: pollutE
- ___ waste water was put into the rivers, and lakes which were badly polluted. A: At one time B: At a time C: One time D: A time
- Which of the following operation is wrong? A: Waste contaminated with chemicals and fragile glass instruments should be classified and recycled with household garbage. B: Harmless treatment should be done for the special, high-risk and highly toxic chemical waste. C: Rags contaminated with chemicals can still be put in household trash bin. D: Do not mix two liquids arbitrarily to avoid danger.
- I'm glad to say that he's already finished（）50% of the book in these past three days. A: no less than B: no more than C: not more than D: much less than