就划线部分进行提问、急
题目
就划线部分进行提问、急
1、they are playing rugby (rugby)
2 mina can swim across the river (mina)
3 it is sarah's coat (sarah's)
4 zoe likes ice-cream (ice-cream)
5 jess likes playing badminton (palying badminton)
6 they want to gou home at seven (at seven)
7 they bought a new bike yesterday ( a new bike)
8 she is a nurse ( a nurse )
9 he bought a red pencil (a red pencil)
10 we are looling for my sister (my sister)
答案
1.what are they playing?
2.who can swim across the river?
3.whoes coat is it?
等等
就是用特殊疑问词代替划线部分,使用疑问语序.
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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