Who is swimming in the sea.A、Peter is B、Peter does C、Peter swims

问题描述:

Who is swimming in the sea.A、Peter is B、Peter does C、Peter swims
1、-Who is swimming in the sea.
-_______________
A、Peter is B、Peter does C、Peter swims
2、-They are lying on the beach and talking happily.
-How______they are.
A、interested B、relaxed
3、relaxed与relax的差别是什么?
4、将下面的单词,填入正确格式
The sun rises in the east and goes down in the _______(west)
以上问题请说明理由,

1.B 此处is为助词,不是be动词,回答的is也是助词
2.B 根据中文得知很轻松
3.relaxed是形容词,relax是动词
4.west 太阳东升西落,the加名词