Unit 20 New frontiers

编者说明：本识字卡以单元为单位，词性集中，结合本单元语法，形成句子。要求单词和句子全部会背，单词量和语法全面提高.高在（ ）和 上译成相应的汉语

名词目的1.牢记单词 2.灵活掌握将来完成时和将来进行时。

名词：

1.mass大量,大宗.质量[U] 大众,民众[the p]

　　 I've masses of work to do.

2.radio( ) 3.radiation ( )4. radioactive( )

5.shuttle：['ʃʌtl] 航天飞机

6.crew：[kru:] 全体船员

将来进行时The crew will be making repairs to the shuttle at this time tomorrow

7.journal ：['dʒə:nəl] 日报;杂志;期刊

8.issue：['iʃju:]问题;争论;争议

　　将来完成时The issue will have been published in the journal by the end of this mouth

9.recreation：[,rekri'eiʃən]娱乐 create ( )creation ( ) recreation（ ）

将来完成时Exploration has been regarded as a form of recreation

10. future：['fju:tʃə]（未来,将来）11. futurology（）12. futurologist （）

13.latter ：['lætə] (两者中)后者的区别：later ( )

　　I prefer the latter to the former

14.seminar：['seminɑ:] 研究班,研讨班

15.enterprise：['entəpraiz] 企业,公司[C] 拆解：enter+prise

　　This enterprise is doing a good business

16.stain：[stein] 污点,污迹stainless 无污点的

　　　His character is without stain

17.garment：['gɑ:mənt]服装,衣着[P]

将来完成时The dots in the garments will have faded next week

18.starvation：[stɑ:'veiʃən] n. 饥饿;挨饿;饿死[U] stave ( )

The old woman died of starvation.

19.welfare ：['welfɛə];福利事业 well +fare( )

They are living on welfare now

20.discrimination不公平待遇,歧视[(+against)] dis+crime( )+nation ( )

Is there racial discrimination in your country?

21.conflict斗争,争执,战斗[(+between)]

Armed conflict is likely to break out between the two countries.

22.equality：[i:'kwɔliti] 相等;平等;均等equal ( )

23.cell细胞

Human brains have more than 100 million cells per cubic centimeter

24.database资料库,数据库 拆解data +base