文档介绍：1
Unit 3
一、知识点两种语态
①英语有两种语态：主动语态和补动语态
主动语态表示主语是动作的执行者
被动语态表示主语是动作的承受者
Cats eat fish. （主动语态）猫吃鱼。
去钓鱼)
go swimming(去游泳), go boating(去划船)
go hiking(去登山), go trekking(去徒步)
14. .be strict with+人. be strict in+事物.
例: The head teacher is strict with his students
He is strict in the work.
15. take the test 参加考试
pass the test 通过考试 fail a test 考试失败
16. the other day前几天,不久前的一天.(用于过去时)
every other day = every two days 每隔一天 （每两天）
17. agree 同意 反义词 disagree不同意 动词
agreement 同意 反义词 disagreement 不同意 名词
18. keep sb/ sth. ＋形容词 使某人/某物保持…. 如：
We should keep our city clean.（cleaningⅹ）我们应该保持我们的城市干净。
Don’t keep me waiting for a long 。
4
19. both…and… +动词复数形式
如： Both Jim and Li Ming play bastketball.
20. learn (sth.) from sb. 向谁学****什么) 如：
Jim learnt English from his English teacher. 吉姆向他的英语老师学****英语
21. have an opportunity to do sth. 有机会做某事
have a chance of doing sth. 有机会做某事
如：I have an opportunity to go to Beijing. I have a chance of going to Beijing.
22. at present 目前
23. at least 最少 at most 最多
24. 花费 take ,cost, spend , pay
It take (sb.) time to do sth. It took (me) 10days to read the book.
sth. cost (sb.) …… The book cost (me) 100yuan.
sb. spend … on sth. She spent 10days on this book.
sb. spend …doing sth. She spent 10days reading this book.
sb.