《A day out》GrammarPPT
第一部分内容：Revision:
1. This knife is _______ (sharp) than that one.
2. Is this bag __________ (heavy) of the three?
3. You don’t know _____ (well) than I do.
4. German is ______________ (difficult) of all the subjects .
5. Guilin is ____________ (beautiful) than any other place.
6. Shanghai is _________ (big) in China.
7. This river is _______ (long) than that one.
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《A day out》PPT，第二部分内容：Millie thinks :
Swimming is as dangerous as skiing.
Swimming is not as interesting as climbing.
as…as “和……一样”
not as…as “和……不一样”
A is not as…as B.“A不如B……”
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《A day out》PPT，第三部分内容：Practice
1. Make up sentences using“as…as”,“not as …as”/“not so…as”.
2. Finish the exercises on Page 35.
拓展 同级比较/比较级的转换：
1). I’m not as tall as he is.
= I’m shorter than he is.
2). Nanjing is not as big as Shanghai.
= Nanjing is smaller than Shanghai.
最高级/比较级/同级比较的相互转换：
1). Shanghai is the biggest city in China.
= Shanghai is bigger than any other city in China.
= No city is as big as Shanghai in China.
2). He is the tallest boy in the class.
= He is taller than any other boy in the class.
=No boy is as tall as he is in the class.
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