:2020学年九年级英语单元知识点 Unit13 We are trying to save the earth!
2020学年九年级英语单元知识点 Unit13 We are trying to save the earth!
Section A
1。play a part in
参与
+n。/pron。/ving
eg:I want to play a part in saving the earth。
2。cut down
减少
动副短语
cut短语
cut in 插嘴
cut off 切断
cut up 切碎
cut out 删除
3。advantage
优点
可数名词
have the advantage of
有……的有利条件
be to。。。 advantage
对……有利
4。make a difference
起作用;有影响
make a difference (to。。。)
(对……)产生影响或作用
5。not only。。。but also。。。
不但……而且……
连接两个对等的成分,also 可以省略
eg: I not only play tennis but (also) practise shooting
eg: Not only Mr。 Li but (also)his son loves the movie。
连接两个主语时,就近原则
eg:Not only does Miss Li like music, but (also) she likes sports
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