Who is swimming in the sea.A、Peter is B、Peter does C、Peter swims
题目
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,
答案
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
举一反三
已知函数f（x）=x，g（x）=alnx，a∈R．若曲线y=f（x）与曲线y=g（x）相交，且在交点处有相同的切线，求a的值和该切线方程．
我想写一篇关于奥巴马的演讲的文章,写哪一篇好呢?为什么好
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