静态： In
picture A, there are three small trees, But in picture B, there are two big trees. picture A,There are two boys playing football, But in picture B,there is a boy and a girl playing badminton.
动态： In
剑桥少儿英语三级上册第9单元(17)
2020-12-24 16:49
剑桥少儿英语三级上册第9单元(17).doc
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