rise raise keep support作"养"义 区别
题目
rise raise keep support作"养"义 区别
答案
rise不当“养”讲,意思是“上升,升起;起立”之意,不及物动词
举例：The sun rises everyday
He rose suddenly when the boss came in
raise当“养育（孩子）；饲养（家畜）”讲,及物动词
举例：I was raised by my aunt in London.
They raised so many pigs on their farm.
keep当（为自用或消遣）饲养（动物）
举例：I want to keep a dog to play with me.
support当“资助,供养,赡养”（某人）
举例：I was supported by my parents when I was studying.
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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