A. by recruiting young emplyees from them B. by strengthening cooperation with them C. by getting fresh ideas from them. D. by developing more applications for them.
A. Waste products which can be prevented or disposed of sensibly. B. Artificial and natural substances released into the environment. C. Advertising that persuades people into buying products. D. Nuclear power stations that cause ecoblogical imbalance.
A. The farmers stop using any fertilizer. B. The farmers stop using the farmland too heavily. C. The farmers stop using farming machines. D. The farmers stop growing with new methods.
A. Urge their governments to control litter and waste. B. Make anti-polllution advertisements. Cut down the use of oil and other oil products. D. Reduce unnecessary buying and careless disposal of waste.
A. I suppose he ought to have known that,don't I? B. He seldom gives his wife a gift,does he? C. There won't be any trouble,will there? D. no one would object, would they?
A. strong suspicion against the clues provided, the court didn’t announce the verdict.There was B. Since C. Being D. There being
A. my watch was missing B. I found my watch disappeared C. I found my watch missing D. the watch was missed
A. that is important B. that important C. it important that D. it important what
A. descended B. stemmed C. originated D. derived
A. change B. adapt C. modify D. conform
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