1.the ____now is that we have lots of ____to ask
题目
1.the ____now is that we have lots of ____to ask
A.problem,questions B.question,problems C.question,problem
D.problem,question
2.which is easy to learn,fishing or swimming?(改错)
3.I will tell her the news when she come here tomorrow(改错)
答案
A problem偏向于困难,问题 question偏向于疑惑,问题
easy-easier因为是选择型疑问句,有两项,用比较级
come-comes主将从现,而且是单三人称
相信我!
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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