In the past summer holiday,they could do _____ they like ,but now they have to spend all ...
题目
In the past summer holiday,they could do _____ they like ,but now they have to spend all ...
In the past summer holiday,they could do _____ they like ,but now
they have to spend all their time preparing for exams.
A.something B.anything
哪个对?
答案
b.anything 任何事 they could do anything they like (他们想做什么就做什么.)
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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