ent and delight when the People’s Republic of China was founded
the door opened（open是动词）
the door is open（open是形容词）
break sth open打开...
cut open切开
cut it open剪开（信封）
tear it open撕开（信封）
busy as a bee忙得象个蜜蜂
sweet as honey甜得象蜜
sticky as glue胶水一样粘
stong as horse马一样强壮
turn...into把...变成
在固定短语中as...as中得的一个as省略
as busy as a bee中第一个as省略
i am busy as a bee
key structures
have sth done
1、让别人做某事 2、遭遇不幸
i have my leg broken我摔断了腿
i have my wallet lost/stolen我丢了钱包
special difficulties
my family are watching TV
my family is happy
集合名词做人看：复数；不作人看，单数
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