Ⅲ.拓展单词(通其变)

1．extinct adj.灭绝的，绝种的→extinction n．灭绝，绝种

2．fashionable adj.流行的，时髦的→fashion n．流行，时尚

3．separation n．分离，分开→separate adj.分开的v.分离，分开

4．construct vt.建造→construction n．建造

5．considerate adj.想得周到的，体贴的→consider vt.考虑→consideration n．考虑→considering prep.考虑到；鉴于

6．adopt vt.采用；收养→adoption n．收养；采用→adopted adj.收养的

7．reservation n．预订；保留；保护；疑惑→reserve n．保护区 vt.保留；预订→reserved adj.预订的，保留的

8．agriculture n．农业→agricultural adj.农业的

9．changeable adj.多变的→change n. & v．变化

10．allocate vt.分配，配给→allocation n．分配，配给

11．sharpen vt.削尖→sharp adj.锋利的→sharpener n．卷笔刀

12．calculate vt.计算，算出→calculation n．计算→calculator n．计算器 [语境活用]

1．The old man considers his daughter­in­law considerate because she always takes everything into consideration when she deals with family affairs.(consider)

2．After a long separation,_ they both lived a separate life and in the end they separated peacefully.(separate)

3．A new bridge is being constructed over the river and its construction will be finished next year.(construct)

4．It is not safe to let the child sharpen his pencil using the sharp sharpener.(sharp)

5．Mr.White is the adopted son of Mrs.Green, who adopted him when his parents died 20 years ago. Thanks to her adoption,_Mr.White could receive a good education and became an engineer.(adopt)

6．The world is changeable,_ and everything is changing.(change)

7．If necessary, students are allowed to calculate the volume (容积) of the container using a calculator,_ which will make the calculation simpler.(calculate) 　　 (二)练中记短语--记牢用活

写准记牢 语境活用(选用左栏短语填空) 1.a_number_of　　　　 一些

2．in_turn 依次，轮流；反过来

3．take_action 采取行动

4．lead_to 引起，导致

5．ahead_of 在......前面

6．apart_from 除......以外

7．answer_for (对已产生的不良后果)负责任

8．carry_off 掠去，夺走

9．call_for_an_end_to_sth. 要求结束......

10．refer_to 指，意即

11．all_in_all 总的来说

12．earn_one's_living 谋生

13．as_a_matter_of_fact 实际上

14．look_ahead 展望未来，向前看

15．result_in 导致

16．on_somebody's_behalf 代表......

17．break_away_from 摆脱，脱离(团体、组织、

某种思想体系)

18．sum_up 总结，概括

19．or_else 否则，不然

20．beyond_one's_control 超出......的控制，

不受......的控制 1.He spends too much time on maths, and this_in_turn affects the progress of his other subjects.

2．You must be more moderate in your drinking. Too much wine can lead_to serious trouble.

3．If we human beings don't take_action to protect the earth from now on, we'll have nowhere to live in the future.

4．If you stick to that, you shall answer_for the consequences.

5．As_a_matter_of_fact,_parents don't want their children to be in trouble.

6．It's a good composition, apart_from a few spelling mistakes.

7．The thief broke_away_from the policeman and ran away.

8．Young people often_look_ahead to the future while the elderly look back on the past.

9．Jobs earned_his_living_by selling computers when he was 19 years old.

10．A_number_of world famous paintings are on show in this exhibition.

11．I didn't know that he was a cheat; or_else I wouldn't have believed him.