内容正文:
衔接点10 Unit2 Topic2 预习
Unit 2 Topic 2 Section A
1.What bad weather! 译:____________________________________
总结:What引导的感叹句--- a. What+形容词+不可数名词/可数名词复数! b. What+ a/an+形容词+可数名词单数!
练习:1)多么繁忙的一天呀! 2)多么大的雪呀! _______
3)多么艰苦的工作呀! _ 4)多么轻松地工作啊!
5) 多么美丽的花呀! ____________________
2.As a result, a lot of rich land has changed into desert.译:________________________________________
点拨:change …into…(把…变成…)= turn… into…
练习:1)加热能使水变成蒸汽。Heat ________ _ _____ water ________ steam.
2)他们正在使沙漠变成农田。They ________ ________ desert ______
3.Trees can also stop the wind from blowing the earth away. 译:________________________
They can also prevent the water from washing the earth away. 译:____________________
Stop factories pouring waste water into rivers. 译:_________________________________
点拨:stop sb./sth. (from) doing sth. = prevent sb./sth. (from) doing sth. --- 阻止…做某事 (from可以省略)
链接:同义词组 keep sb./sth. from doing sth. --- 阻止…做某事(from不能省略)
练习:1)大雨使我们无法外出。
a. _______________
b. ______________________
c. _________________
4.Cutting down trees is harmful to human beings, animals and plants. 译:________________________________
思考:cutting down trees是________词短语在句子中作______语,谓语用______数。
练习:1)散步是我的爱好。 my hobby.
2)打乒乓球很有意思。 great fun.
3)阅读使人完美。 a man .
5.Although we have built “The Great Green Wall”, we still need to work hard to protect the environment.
译:_________________________________________________________________
点拨:although 是 词,有“虽然,尽管”和“不过,然而”两层意思,引导 状语从句,
可以和 互换,although 较正式, 更为口语化,使用更普遍些。
注意:although 引导的从句不能与but, however同时连用,但常与yet, still 连用。
练习:a.虽然他老了,但是他仍然继续努力工作。_________ he_____ old, he still _________ working hard.
b.当时我觉得她错了,不过我什么也没说。_________ I _____