比较级最高级问题
题目
比较级最高级问题
(10)I will do my________ to learn English.My study is _____ and _____.(good)
时态复习:
(1)My parents _______ our house in 2000.(buy)
(2) What did you do just now?I ______ lots of emails to my friends.(send)
(3) Polly and Dolly __________ friends since last year.(be)
(4) They __________ (play) games for two hours.
(5) My father __________ his car for ten years.
(6) ______ you __________ (finishi) your homework yet?Not yet.、
答案
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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