takespend,pay,cost使用表示花费区别

takespend,pay,cost使用表示花销差别
【辨析】 take ，spend，pay，cost表示花的区
(1)spend主是人，在⋯⋯上花( 金 )（spend- spent-spent）
① sb. spend/on sth.
eg :I spent two hours on this maths problem.。

② sb. spend/(in) doing sth.
eg : They spent two years (in) building this bridge.
(2)pay ⋯ .for主是人付⋯⋯（pay-paid-paid）
①sb pay ++for sth.
eg : I have to pay 20 pounds for this room each month.
②pay for sth.付⋯⋯的
eg : I have to pay for the book lost.
(3)take，用it作主，后边常跟双，表示花、金等；（take-took-taken ）
It takes sb. ++to do sth.做某事花了某人多少
eg: It took them three years to build this road.
此中 it是形式主，真实主是后边的不定式。

若本句型构中的some time 提，使用how long 。

eg: It
takes me an hour to do my homework every evening.
How long does it take you to do your homework
(4)cost主是物，表示某物多少或花某人多少（cost-cost- cost ）
① sth. cost (sb.格)+
eg: A new computer costs ( me ) a lot of money.
It cost sixty yuan.
How much does this watch cost。