in which可以翻譯成在„„里面 for which可以翻譯成為了„„目的 on which可以翻譯成在„„的上面,或具體時間的某一天 at which可以翻譯成在„„里面或在„„上面 這些介詞的使用除了意思上的區(qū)別,具體是要以which引導的從句而定的.例如：(1) The school (that/which) he once studied in is very famous.= The school in which he once studied is very famous.(2) Tomorrow I will bring here a magazine (that/which) you asked for.= Tomorrow I will bring here a magazine for which you asked.(3) I have a dresser in my bedroom,which there are many cosmetics on.= I have a dresser in my bedroom on which there are many cosmetics.(4)The dumpling House which he often has dumplings at is very popular.= The dumpling House is very popular,at which he often has dumplings.????????????????????????????1?????????????????????which????????? where??when??why?? ?????й???????????+which????????????磺on+which?????where???????when,?????????????? ??of ??which???????????????????whose??????????????????????n. ??of which??