人教版七年级下册Unit 4 Don't eat in class知识点

Unit 4 Don’t eat in class.
【短语归纳】
上课迟到arrive/be late for class
准时 on time
3.在走廊里 in the hallways
4.听音乐 listen to music
5.在课堂上 in class
6.一些规则some of rules
7.把某物带到... bring...to...
8.穿校服were uniforms
9.必须;不得不 have to
10.保持安静be/keep quiet
11. 外出 go out
12.练习弹吉他practice playing the guitar
13.洗碗wash/ do the dishes
14.做早饭make breakfast
15.整理床make (one’s) bed
16.考虑think about
17.晚饭前before dinner
18.太多规则too many rules
19.(对某人)要求严格be strict with sb
20.制定规章制度make rules
21.遵守/违背规章制度follow/break rules
22 留短发 keep one’s hair short
23.学做某事learn to do sth.
24.祝你好运 Good luck to you.
25.在上学日的晚上 on school nights
26.到家/到这里/到那里get home/here/there
27.玩得愉快 have fun=enjoy oneself=have a good/ great/ wonderful time+V-ing
【典句必背】
1. Don’t arrive late for class. 上课不要迟到。
2. Can we bring music players to school 我们可以带音乐播放器到学校吗
3. And we always have to wear the school uniform.并且我们总是不得不穿校服。
4. There are too many rules!有太多的规则!
5. Don’t leave the dirty dishes in the kitchen!不要把脏盘子留在厨房里!
6. I have to keep my hair short.我不得不留短发。
【考点】
1、祈使句(变否定在句首+don’t)
Be型 (be+表语)，否定形式:don’t + be +表语
e.g.Be quiet, please.
e.g.Don’t be late!
Do型 (实义动词+其他)，否定形式:don’t+实义动词+其他。e.g.Come here, please.
e.g.Don’t play football here.
Let型 (let sb do sth)，否定形式:don’t + let sb do sth 或者 let sb not do sth。
No+n/V-ing
e.g.No photos /mobile.
e.g.No parking/ smoking/ talking/ picking of flowers.
2、must与have to
(1)must表示说话人主观上的看法，意为“必须”。have to表示客观的需要或责任，意为“不得不，必须”，后接动词原词。
(2)must没有人称，时态和数的变化。have to有人称，数，时态的变化，其第三人称单数形式为has to ，过去式为had to。构成否定句或疑问句时借助动词do/ does/did。
(3)have to 的否定式是 needn’t=don’t / doesn’t have to(不必要);must的否定式是 must not/ mustn’t(一定不能，不允许)
3、bring 带来bing sb sth给某人带来某物=bring sth to sb
take带走 take sth to...把..带到...
get 去拿来 get sth
4、practice (doing) sth练习做某事
e.g.Practice makes perfect. 熟能生巧
5、too many“太多”+可数名词复数
too much“太多”+不可数名词
much too“太...”+形容词或副词
6、keep 使......，保持
keep+adj. 保持......
keep healthy 保持健康
keep sb/sth+adj. 使...处于某种状态
keep sb doing sth 使某人一直做某事
keep doing sth 坚持做某事
7、get to, arrive in/at，到达(如果后面接地点的副词home,here 或there,就不用介词in ,at, to )
arrive in+大地点 arrive in Beijing
arrive at+小地点 arrive at the park
8.be strict with sb. 对某人要求严格
be strict in sth. 对某事要求严格