As the countrys 2005 Energy Policy Act_____ 61 into force this year, more Americans will be encouraged to use_____ 62 cars and energy sources.

　　According to the new law, those who buy hybrid cars such as the Toyota Prius can earn tax credits; or rebates, of_____63 to $2,600 a year. Homemakers can also save when they renovate, claiming tax rebates_____ 64 up to $500 simply by fitting their homes with energy-saving insulation. If they. _____ 65 in solar water heating, the payoff at tax time is equal to 30 percent of the appliances cost or a maximum of $2,000.

　　练习：

　　51 A) reduce B) narrow C) interrupt D) interfere

　　52 A) spread B) splash C) inject D) flow

　　53 A) air B) rock C) water D) soil

　　54 A) era B) period C) page D) way

　　55 A) merit B) benefit C) profit D) advantage

　　56 A) oil B) energy C) gas D) solar-power

　　57 A) mounted B) called C) opened D) held

　　58 A) decent B) formal C) casual D) fashionable

　　59 A) pledge B) move C) promise D) statement

　　60 A) campaign B) war C) activity D) move

　　61 A) makes B) takes C) bring D) comes

　　62 A) fast B) cheap C) expensive D) environment-friendly

　　63 A) under B) up C) on D) from

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