写北京天气的英语作文 用三单写 携带什么衣服 谢
题目
写北京天气的英语作文 用三单写 携带什么衣服 谢
答案
The weather in Bejing
The weather in Bejing is not predictable,but strongly linked to air polution.In July,a friend from California told me" the air is so heavy that a knife can't cut through it".He described the weather in July exactly.In August,he visited Beijing again and told me " the air is much light than it was in July".I agreed and feeled like I can enjoy the best season in Beijing.Now,with the approching of September,the steaming hot air revisits Beijing.Feeling hard to breathe.
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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