pay for和spend on的區別主語是：spend on的主語必須是人,常用於以下結構： spend time ／money on sth.在……上花費時間（金錢）。pay的基本用法是：(1) pay (sb.) money for sth.付錢（給某人）買……(2)pay for sth.付……的錢；(3)pay for sb.替某人付錢。例如： 1.How much did you pay for the book? 那本書你付了多少錢? 2.I have to pay 150 dollars for the sewing machine. 我得花150美元買這臺縫紉機。 3.She would pinch on food in order to spend on clothing. 她過去常把伙食費省下來買衣服. 4.What frustrates him is that there"s too little money to spend on the project. 使他懊惱的是，可用於這個專案的資金太少。
pay for和spend on的區別主語是：spend on的主語必須是人,常用於以下結構： spend time ／money on sth.在……上花費時間（金錢）。pay的基本用法是：(1) pay (sb.) money for sth.付錢（給某人）買……(2)pay for sth.付……的錢；(3)pay for sb.替某人付錢。例如： 1.How much did you pay for the book? 那本書你付了多少錢? 2.I have to pay 150 dollars for the sewing machine. 我得花150美元買這臺縫紉機。 3.She would pinch on food in order to spend on clothing. 她過去常把伙食費省下來買衣服. 4.What frustrates him is that there"s too little money to spend on the project. 使他懊惱的是，可用於這個專案的資金太少。