stop making a noise,our English teacher ()to be ou new headmaster at the school meeting
题目
stop making a noise,our English teacher ()to be ou new headmaster at the school meeting
is recommended
is being recommended
has been recommended
答案
is being recommended
前面祈使句引起注意,强调眼下正在发生的事情,因此用现在进行时;推荐应该是被别人推荐be recommended
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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