英语检查语法

英语检查语法

题目
英语检查语法
1.When i got home,mum had got up already.
2.I was very nervous becaure i didn't know how to answer if she asked me what i had done.
答案
第一句没问题
第二句应当是 I was very nervous because i didn't know WHAT to answer if she asked me what
i had done(理由:answer 需要有宾语的,how不能作宾语,what可以)
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
奥巴马演讲不用看稿子.为什么中国领导演讲要看?
想找英语初三上学期的首字母填空练习……
英语翻译
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