两道初中英语题!急~~~~!谢谢~~~~~~~!
题目
两道初中英语题!急~~~~!谢谢~~~~~~~!
用括号中的词将下列句子连到一起(注意过去时与过去完成时的放置位置)
例:(After)The children ran away.They broke the window.
The children ran away after they had broken the window.
1.(When)I fastened my seat belt.The plane took off.
2. He was very ill.(before)He died.
答案
1.When I had fastened my seat belt ,the plane took off.
2.He had been very ill before he died.
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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