找出下面句子中的错误并改正在后面的横线上
题目
找出下面句子中的错误并改正在后面的横线上
1.When do Peter go and see his friends?___________
2.We often surfs the internet on Sundays.___________
3.We are going to went to the cinema to watch a film.___________
4.My friend Tim is good at swim.___________
5.The students are play basketball in the playground.___________
6.China has much kinds of weather.___________
答案
1.When (do) Peter go and see his friends?________did___
2.We often (surfs) the internet on Sundays.____surf_______
3.We are going to (went) to the cinema to watch a film.____go_______
4.My friend Tim is good at (swim).__swimming_________
5.The students are (play) basketball in the playground.____playing_______
6.China has (much) kinds of weather.____many_______
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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