自己上网去搜点东西,然后再把它翻译成英文不就行了吗?
这种东西应该没什么人会愿意写给你的.
first,doctor can save people's life;while teachers can only teach people some knowledge.if all the people were all dead,there's no sense of teacher's existing.
second,not everyone needs a teacher ,but there's no one in the world can be fine forever,so everyone needs a doctor.
还有的自己想吧!