Yesterday I had visited the kings.It was my first visit to a Australian family.They live in a
题目
Yesterday I had visited the kings.It was my first visit to a Australian family.They live in a
一篇短文改错.快
答案
1.Yesterday I had visited the Kings——去掉had
2.a Australian family ——a改an
3.It was kindly of them ——kindly改kind
4.or drive me ——or改and
5.The Kings did his best to make me feel—— his改their
6.We have a good time talking and laughing together laughing ——have改had,laugh感觉不是很好
7.They was eager ——was改were
8.something China ——加about
9.lots of question——复数
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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