set a good example to sb 与set a good example for sb用法有什么不同

set a good example set good （a）example for. set a good example to all of us中的set set a good example to sb 与set a good example for sb有什么不同 翻译一下Set a good example for children. set a very good example可用什么替换 set a good example to sb 与set a good example for sb用法有什么不同 英语翻译他给我们树立了良好的榜样.A、he set a good example for usB、he has set a good example for usC、he set us a good exampleD、he has set us a good example 我知道能用set a good example ,但能不能把example换成effect?影响和例子差不多把,在先等 Karl Marx has set a good example for us He once Dr.Bethune set us a good example.请问,这里的set为什么不用第3单sets呢? example做名词时可数还是不可数啊为什么有for example和 set a good example for sb.这两种不同形式呢 分析句子结构：Bethune set us a good example以上,us是怎样加进去的?在哪一个知识点范围?可否写成：Bethune set a good example for us. we party members should set a good example to the masses.为什么不用for set a good example for sb这句话完全可以翻译为：我们共产党员应该为人民大众树立好榜样！ ：______,parents must set a good example for their children.1.Generally 2.Obviously 3.Fortunately 4.Unnecessarily you are a good girl,Do your duties and ____ example ____ all your classmates.A.give,to B.set ,to C.set,for D.take ,for l set a good example for him .l set a good example to him .(我为他树立一个好榜样）set a good example for 和to 有什么区别?请举例在这里,“to”是介词吗?“to”后面加动名词是吗?那“我为他树立一个好榜样” For parents,___ is very important to set a good example to their children.A.it B.what C.this D.that为什么选A?