The word this in paragraph 3 refers to _________（）

A. criminals B. pigeons C. the stolen cars D. demands for money

A．sharp increase in the number of people seeking new job. B．situation in which the recession eases and people find more confidence. C．fact that many people want to leave their present jobs. D．cases in which most staff are dissatisfied.

A．add interest to B．lengthen C．make dull D．bring into existence

A．ascendancy B．ownership C．influence D．reputation

A．annoying. B．shaking. C．astonishing. D．piercing.

A．required education B．university study C．a year off D．military duty

A．fashionable. B．attractive. C．typical. D．colorful.

A．a rather strange person B．a person of no exceptional ability C．an ambitious person D．peculiar or unusual

A.each nail could be taken the place of by every other nail B.each nail was exactly like every other nail C.producing tasks became smaller and smaller D.goods could be mass produced

A.the use of scientific findings B.the practice of producing the same parts for a product C.the human power being replaced by other forms of energy D.the technology becoming the encouragement of historical change

A．Vote. B．Ball. C．Dance. D．Voter. 此题为多项选择题。

A．Keyboard of an organ, played with the hands. B．Natural or artificial fertilizer. C．Handbook or textbook. D．List of courses at a meal.

A．reading stories B．writing stories C．editing magazines D．making money

A．tragedy B．contribution C．politics D．biography

A．push B．replace C．hold D．improve

A．notices B．destroys C．fights D．compares

A．resources B．trees C．insects D．logs

A．feels terror B．refuses to eat C．attacks others D．becomes ill

A．the emission of carbon dioxide from cars, factories, and power plants B．the action of carbon dioxide as a greenhouse gas C．the capture and storage of carbon dioxide in trees, soil, and plants D．the average amount of carbon dioxide in one acre of land

A．varying B．greedy C．strange D．moderate

A a very small amount. B a large area. C an important system. D a major source of information.

A．captivated. B．bent. C．bowed. D．curved.

A．A.a problem B．B.depression C．C.shame D．D.a disease