更多"Organic chemistry helps to produce "的相关试题:
[单项选择]What will the speakers do after chemistry class
A. Compare their lecture notes.
B. Review the man’s talk.
C. Prepare questions to ask candidates.
D. Vote in the school election.
[单项选择]What did the factory produce
A. Some kinds of televisions.
B. Some parts of television.
C. Several kinds of expensive arms.
D. Several kinds of machines.
[单项选择]The price of the organic vegetables will vary according to how far it has to be transported and how expensive the freight ______ are.
A. payment
B. charges
C. funds
D. prices
[单项选择]More and more people in Britain are buying organic food because______.
A. they are getting richer
B. they can get the food anywhere
C. they consider the food free of pollution
D. they like home-grown fruit
[单项选择]Now a paper in Science argues that organic chemicals in the rock come mostly from ______ on earth rather than bacteria on Mars.
A. configuration
B. constitution
C. condemnation
D. contamination
[单项选择]Many economists believe that advertising helps increase competition，which leads to lower prices，thus benefiting consumers and the economy as a whole
A. 许多经济学家认为，广告增加了竞争的成本，使商品质量不断下降，这就使消费者的经济利益受到损害。
B. 许多经济学家相信，广告加剧了竞争，又降低了商品的价格，所以消费者和整个经济都会从中得到好处。
C. 许多经济学家坚信，广告会加剧竞争，过度的竞争致使商品质量低劣，从而影响消费者整体的经济利益。
D. 许多经济学家认为，广告有助于竞争，而竞争的加剧会降低商品价格，从而使消费者和经济在整体上受益。
[单项选择]Buying Ethos Water helps provide money for
[单项选择]So little（）about chemistry that the lecture was completely beyond me.
A. did I know
B. I know
C. do I know
D. I knew
[单项选择]Now a paper argues that organic chemicals in the rock come mostly from ______ on earth rather than bacteria on Mars.
A. configuration
B. constitution
C. condemnation
D. contamination
[单项选择]In asserting that the organic model might be "more serviceable to the restoratioulsts" (Para. 3), the author implies that______.
