We should keep the door___ in order to let the air in (opem)
题目
We should keep the door___ in order to let the air in (opem)
答案
We should keep the door (open,形容词,开着的) in order to let the air in.
我们应该让门开着,为了让空气进来.
keep sth +形容词,使某物保持某种状态.
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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