1、Kangkang's books;Tom and Helen's desk; Ann's and Maria's bikes;2、⽤of表⽰“......的”，但要从of后往of前翻译：a book of mine(我的⼀本书)3、have与of的区别：
have⼀般表⽰“主动拥有”，往往⽤于有⽣命的⼈或动物;⽆⽣命的物体⼀般不能“主动拥有”，表⽰所属关系时要⽤of。例如：I have a new bike. She has two big eyes.a door of the house⼗⼀、课本中的知识点1、Unit 1 ——Unit 21)问候语：
Good morning/ afternoon/ evening.
How are you?---Just OK, thank you. How are you?---Not bad, thanks.Hi! Hello!How do you do?2)道别⽤语：
Nice/ Glad to meet/ see you.(meet⽤于初次见⾯，see⽤于熟⼈间)Nice to meet/ see you, too.
Goodbye. Byebye. Bye. See you (later/ tomorrow/ next time)! So long! Good night!3)介绍⼈或者物的句型：This is...4)Excuse me.与I'm sorry.的区别：
Excuse me.是要引起对⽅的注意，⽽I'm sorry.则是向对⽅道歉。5)词组be from = come fromin English
5)当问句中问到this/ that时，回答要⽤it;问到these/ those时，要⽤they来回答。 例如： What's this in English?----It's aneraser.
What are those?----They are books.
6)对Thanks.的回答：That's OK./ You're welcome./ My pleasur.7)look the same = have the same looksgive sth. to sb. = give sb. sth.be like = look like
in the tree/ on the tree (树上结的、长出来的⽤on，否则⽤in)in red(穿着红⾊的⾐服)in the desk(在空间范围之内)in English(⽤英语)
help sb. do sth.8)both与all的区别：
both表⽰“两者都......”;all表⽰“三者及以上都......”。2、Unit 3——Unit 41)speak的⽤法
speak与say不同：speak表⽰“说”的动作，不表⽰“说”的内容;say则表⽰“说”的内容。speak后⾯除了能接“语⾔”外，不能直接接东西，后⾯加了to则表⽰“对......说”。help sb. with sth.(帮助某⼈做/补习......)want to do sth.(想要做某事)would like to do sth.
not...at all(⼀点都不);Not at all.(没关系/别介意)like...a lot = like...very much2)some和any的区别：
⼝诀：some⽤于肯定句，否定、疑问变any。例如：I have some money.I don't have any money.Do you have any money?
3)have a seat = take a seat(请随便坐)4)祈使句(表⽰命令或请求的句⼦)
祈使句⼀般都省略了主语You，所以其否定句直接⽤Don't开头。例如：Don't go there!5)问职业：What does sb. do?What is sb.?What's sb.'s job?6)work与job的区别：
work是未必有报酬的“⼯作”，例如homework, housework;⽽job则⼀定是有报酬的“⼯作”。7)on指在物体的表⾯，不论这个⾯是否⽔平的，例如：on the desk/ wall/ farm/ playground8)in hospital(住院);in the hospital(在医院⾥)look after(照料/照顾/照看)help oneself(请⾃便/随便吃)9)表⽰“建议”的句型：“做某事如何?”What about (doing) sth.? (英式英语)How about (doing) sth.? (美式英语)
Why don't you do sth.? = Why not do sth.?
10)“吃”⼀⽇三餐要⽤have：have breakfast/ lunch/ supperhave...for breakfast/ lunch/ suppertake one's orderbe kind to sb.
11)try on这个词组可合可分：名词可以放在这个词组的中间或后⾯，但代词只能放在词组的中间。12)在⼝语中往往⽤take表⽰“买”。13)how many与how much的区别：
how many + 可数名词;how much + 不可数名词14)What do you think of...? 是询问对⽅对某事物的看法;How do you like...? 是问对⽅对某事物喜欢的程度。think about(考虑)
Thank you all the same. (即使对⽅没能帮上忙，也要礼貌道谢)Thanks. = Thank you.(thank作为动词，不能单独使⽤。)15)one与it的区别：
当上下⽂说的是同⼀种类事物时，任意⼀个可以⽤one来代替;如果上下⽂所说的是同⼀个事物时则⽤it。例如：Ann ：I have a yellow bag.Jane ：I have a green one.
Tom ： Hey, Mike. Where is your bike?Mike ： Look, it's over there.16)倒装句Here you are.Here it is.
17)be free (有空/免费)forget to do sth.(忘了去做某事)forget doing sth.(忘了做过某事)
What's up? = What's wrong with...? = What's the matter with...?18)go + v.-ing结构的含义：为了实现某⽬的才去的。例如：go fishing/ boating/ swimming/ shopping等
19)have to do sth.(⾮主观因素，强调客观因素，“不得不去做某事”)must 则表⽰主观愿望20)fly a kite = fly kitesbe free = have time21)时间的表述
当分针所指的时间⼤于0分、⼩于等于30分钟时，⽤“分钟”past“⼩时”。例如：
8：23——twenty-three past eight
当分针所指的时间⼤于30分钟、⼩于60分钟时，⽤“剩余的时间”to“下⼀个整点”。例如：8：49——eleven to nine
当然，还可以直接按照⼩时、分钟去读出时间，例如：8：23——eight twenty-three; 8:49——eight forty-nine整点则在数词后加“-o'clock”，例如：8：00——eight o'clock在钟点前介词要⽤at.
22)句型“该⼲某事了。”：It's time to do sth. = It's time for sth.例如：该吃午饭了.
It's time to have lunch. = It's time for lunch.
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