新视野大学英语第2册第1单元词汇练习.ppt

Assignment 1;;;;;;;;;;;;12. The publisher’s ______ of his manuscript depressed him. A. ejection B. rejection C. injection D. dejection Answer: B 扩展：eject 喷射 例：The chimney ejects smoke. 烟囱喷出烟雾。 inject 注入；注射 例：to inject new life into the party 给党注入新鲜活力 deject 使沮丧 例：The news of the plane crash dejects me. 飞机坠毁的消息让我沮丧。;;14. He is just an artist, so these economic terms are not familiar ____ him. A. with B. of C. to D. on Answer: C 扩展：sb. be familiar with sth. 某人对某物熟悉 sth. be familiar to sb. 某物为某人所熟悉 economic terms: 经济术语 ;;Compound Dictation;Many college students today own personal computer that cost anywhere from $1,000 to perhaps %5,000 or more. (26) In addition , it is not uncommon for them to purchase (27) software costing another several hundred dollars. Twenty years ago, computers were (28) available, but they were very large and extremely expensive. Few, if any,(29) individuals purchased computers for home use. ;Over the years, the price of the “guts” of a computer—its memory—has declined to less than a thousandth of the price per unit of memory that prevailed twenty years ago. This is the main reason why computers cost so much less today than they used to. Moreover, (30) technological improvements have made it possible to (31) manufacture memory circuitry that is small enough to fit into the portable personal computers that many of us own and use. (32) In short, as the price of computation has declined the average consumer and business have spent more on purchasing computers.;(33) By contrast, improved agricultural technology, hybrid (杂交) seeds, (34) Scientific animal breeding, and so on have vastly increased the amount of output a typical farmer can produce. The prices of goods such as meats and grains have fallen sharply relative to the prices of most other goods and services. As agricultural prices have fallen, many households have decreased their total expenses on food. Even though the (35) quantity of a product purchased generally increases when i