2019-2020学年北师大版高中英语选修7教案:Unit 20 Lesson 1教案(2)
2019-2020学年北师大版高中英语选修7教案:Unit 20 Lesson 1教案(2)第2页

In the next few years,computers will become_______(handy).

handy adj.①_______②手边的,就近的

汉译英:自行车是一种方便的交通工具._______________________

短语扩充:①be handy for 离...很近 ②come in handy 迟早有用

Para.4

By the year 2015,the clothing industry will have produced new types of material that will remain stainless no matter what you spill on them.

译文:____________________________________________________

_________________________________________________________

1)Guess: will have produced是________时态?

2)Review:remain_____________(汉意),是_______(词性),后可接________________________.

回顾句型:某事有待于被做._____________________

3)no matter what在此引导的是_________从句,可换成_________.

回顾wh-ever与no matter wh-的区别?

wh-ever即可引导_______从句,又可引导________从句; no matter wh-只能引导_______从句.因此,在引导_______从句时,两者可互换.

Para.5

By the year 2025,no one will die of starvation because there will be food for everyone.

译文:_____________________________________________________

die of 意思是死于...,后接死亡的原因.

思考:die of 和 die from的区别?

__________________________________________________________

回顾短语:灭绝,消失______________

Para.6

Tiny,insect-like robots may be sent around the cells of our bodies to

______(评估,评价)our health and____________(实行,执行) repairs to keep us healthy.

译文:____________________________________________________

_________________________________________________________

Para.7