⭐spend(花)
主詞:人
用於:時間、金錢
三態: spend/spent/spent
💡人 + spend + 時間/ $ + V-ing.
I spent $500 buying the computer.
I spent 1 hour doing homework.
💡人 + spend + 時間 / $ + on + 物品.
I spent $500 on the computer.
⭐cost
主詞:物
用於:物
三態: cost/cost/cost
💡物+ cost + 人 + $.
This computer costs me $500
💡It + cost + 人 + $ + to + 原形動詞.
It cost me $500 to buy the computer.
⭐take
用於: 時間
主詞: 物, 動名詞
三態: take /took/taken
💡It + takes + 人 + 時間 + to + 原形
It took me 1 hour to do homework.
💡V-ing + takes + 人 + 時間.
Doing homework took me 1 hour.
⭐pay (付)
主詞:人
用於:金錢
三態: pay/paid/paid
💡人 + pay + $ + for + 物品.
I paid $500 for the computer.