impose on/upon
1．place（a tax，duty，etc．） on把 （税、任务等）加到…上
I must per form the task that has been imposed upon me．我必须完 成我所承担的任务。
New duties were imposed on wines and spirits．酒类被加征新税。
2．force…on；force the acceptance of强加；强迫…接受
Don'try to impose your wishes on us．不要企图把你的意志强加到 我们头上。
He imposed his opinion on me.他 把他的意见强加于我。
3. deceive；cheat； trick欺骗
We are not to be imposed upon．我 们是不会上当的。
He was too wise to be imposed upon by fair words spoken without sincerity．他很聪明，不会被花言巧 语所骗。
4． try to get more than offered要 求过份；得寸进尺；利用
Don't you think you are imposing on your neighbor when you use his telephone for half an hour？邻居 的电话你一用就是半个小时，你 不觉得太过份了吗？