初一英语句子改错
题目
初一英语句子改错
1.Don't point the old man in front of you.
2.Many old stories begin from the phrase once upon a time.
答案
1.Don't point to the old man in front of you. point不及物动词
2.Many old stories began from the phrase once upon a time. 过去时
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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