将下类肯定句变成否定句,疑问句并用Yes /N o 回答.
题目
将下类肯定句变成否定句,疑问句并用Yes /N o 回答.
1.I'm a chinese girl-----
2.He's an American boy ----
3.she's my sister ---------
4.It's a black cat 否:问:答:
5.I have a computer at home -----
6.He has lunch at school -----
7.she studies English every day ----
8.The cat likes eating fish ----
答案
I'm not a chinese girl.Are you a girl?yes,I am./No,I am not.
He's not an American boy.Is he an American boy?
she's not my sister.Is she your sister?
It's not a black cat.Is it a black cat?
I don't have a computer at home.Do you at home?
He does not have lunch at school.Does he have lunch at home?
she doesn't study English every day.Does she study every day?
The cat doesn't like eating fish.Does the cat like eating fish?
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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