I am at school改否定句,一般疑问句,并回答(并对at suhool提问）
题目
I am at school改否定句,一般疑问句,并回答(并对at suhool提问）
还有几题,同样的句型转换,
Those are red alarm clock.(alarm clock是划线部分）
The gil watches TV in the eveng（The girl是划线部分）
答案
I am not at school.
Are you at school?yes,I am.no,I amn't.
where are you?
what are those?
who watches TV in the eveng?
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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