A:Good morning,Madam.Can I help you?B:I want to ( )a new hat A:( )color do you want?
题目
A:Good morning,Madam.Can I help you?B:I want to ( )a new hat A:( )color do you want?
B:I want a blue( ).
A:What( )this one?
B:Can I( )it?
A:Sure
B:What that is it?
A:It's one hundred and twenty yuan.
B:Oh,that's(
A:Yes,but it's very nice.Do you ( )it?
B:OK,I'll( )it.( )is the money.
A:Thank you
答案
buy
What
one
about
try
expensive
want
take
Here
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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