✅一句话口诀:spend 人作主语;cost 物作主语;take 大多用 it 作形式主语1. spend ✅ 主语一定是人(sb.)sb. spend 时间/钱 on sth.sb. spend 时间/钱 (in) doing sth.(in可以省略)例句:I spend 2 hours on my homework.I spend 2 hours (in) doing my homework.👉 人花钱、花时间2. cost ✅ 主语是物品sth. cost sb. + 钱⚠️ cost只能接金钱,不能接时间!(考试高频坑)例句:The book cost me 20 yuan. 这本书花了我20元。❌ 不能说:The book cost me two hours.(错!cost不能花时间)3. take ✅ 常用句型:It takes sb. +时间 + to do sth.it是形式主语,真正主语是后面to do👉 只能用来表示花费时间,一般不接金钱例句:It takes me 2 hours to finish homework.做完作业花了我两小时。❗考试最容易错的坑1. cost主语不能是人❌ I cost 10 yuan. ✅ The pen cost me 10 yuan.2. take 不要直接用人当主语❌ I take 2 hours to do homework. ✅ It takes me 2 hours to do homework.3. spend后面doing前面的in考试经常省略,看见doing优先想spend✍️小练习题(马上测)1. I ____ two hours doing housework.(spend)2. The bike ____ me 800 yuan.(cost)3. ____ takes him 30 minutes to walk to school.(It)#初中英语#初中英语语法#单词辨析#中考英语#英语干货#易混单词#英语考点#初中英语新教材#七年级英语新教材