按括号内要求填写.(现在完成时传练)
题目
按括号内要求填写.(现在完成时传练)
Ian has already lived in Canada for 5 years.(否定句)
Ian__________ __________lived in Canada for 5 years__________.
I have already been in Weinan since2010.(一般疑问句)
__________ __________ __________in Weinan since 2010?
I have lived bere since2000.(同义句)
I have lived here__________ __________years.
Susan has already stayed in Hangzhou(for 10 months.)(对括号部分提问)
__________ __________ __________Susan stayed in Hangzhou?
Have you finished you work yet?(否定回答)
__________,__________ __________.
答案
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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