请作出答案后务必解释一下对的为什么对,错的为什么错!!!感激不尽 1、to和for有什么区别 2、on和about当关于讲时有什么区别 3、How's your homework coming? I haven't gotten wery far__it. A about B on C by D in(这句话什么意思?根据什么选答案?) 4、He is interested in the books__art. A of B on C about 5、Many people were interested in the talk and they kept on standing__until the end of the meeting. A at B by 6、She is busy__her lessons,busy__housework hard busy__her work. A at;at;on B at;at;over C in;at;with D with;over;on(这些介词跟在busy后有差吗?)