译林牛津初中英语7年级上册(7A)第四单元Unit4知识点汇总

精心整理【7A U4 基础音标学习】/a:/arm art car star/?:/tall horse short walk/i:/eat read meet see/e/bread head heavy weather/u:/cool food moon school/?/book good look would/?:/bird girl nurse world/?/after dinner father worker【7 A U4 重点短语归纳】1.wake up sb.=wake sb.Up 叫醒某人2.it s time for doing sth./to do sth.是该的时间了3.have fun=have a good time=enjoy ones self 玩得高兴，过得愉快4.need a good rest 需要一个好的休息5.how to have fun 怎样玩乐6.be late for 迟到7.from Monday to Friday 从周一到周五8.do after school activities 做课后活动9.be very good at sth.非常擅长某事10.begin/start to sth.开始做某事11.be nice/good/bad to sb.对某人好/坏12.chat with each other 互相聊天13.practice sth./doing sth.练习做某事14.all the best 一切顺利，万事如意15.would like to do sth.=want to do sth.想要做某事16.wish sb,/sth.good luck=good luck to sb./sth.祝 某 人/某 事 好运17.help sb.with sth.=help sb.do sth.帮助某人做某事18.go roller skating 溜旱冰19.between Sunshine Middle School and Moonlight Middle School 在阳光中学和月光中学之间20.Sunshine Sports Centre 阳光体育中心21.at/on weekends=at/on the weekends 在周末22.first=at first=first at all 首先23.visit the museums 参观博物馆24.twice a month 一个月两次25.go on a picnic=have a picnic 去野营26.once a week 一个星期一次27.go on a class/autumn trip 去班级/秋天之旅28.be good/bad for sb.对某人有利/害精心整理29.get ready for sth.为某事做好准备30.learn a lot about sth.=know much about sth.知道很多有关某事【7A U4 重点语法点拨】时间介词(at,in,on)的用法1.at（1）时间的一点、时刻等。如：They came home at seven o clock.(at night,at noon,at midnight,at ten o clock,at daybreak,at dawn）.（2）后面接表示岁数的词。Children in China start school at 6 years old.（3）较短暂的一段时间。可指某个节日或被认为是一年中标志大事的日子。如：He went home at Christmas（at New Year,at the Spring Festival）.2.in（1）在某个较长的时间（如世纪、朝代、年、月、季节以及泛指的上午、下午或傍晚等）内。如：in 2004,in March,in spring,in the morning,in the evening,etc（2）在一段时间之后,常用于将来时。He will arrive in two hours.These products will be produced in a month.3.on（1）具体的时日和一个特定的时间，如某日、某节日、星期几等。如：On Christmas Day（On May 4th）,there will be a celebration.（2）在某个特定的早晨、下午或晚上。如：He arrived at 10 o clock on the night of the 5th.（3）准时，按时。如：If the train should be on time,I should reach home before dark.表示频率的副词用法详解一、常见的频率副词always，usually，often，sometimes，seldom，never.1)always表示的频率为 100%，意思是 总是、一直、始终。I always do my cleaning on Sundays.我总是在星期天搞卫生。2）usually 与 always 相比，表示的频率要低些，约为70%-80%。意思是 通常。Plants are usually green.植物通常是绿色的。Usually she goes to work by bus.她通常乘公共汽车去上班。3）often 的频率比 usually 又略低些，约为 60%-70%，意思是 经常、常常。Do you often write to them?你常给他们写信吗？Does Fred come here often?弗雷德常来这儿吗？4）sometimes的频率比 often 又低些，约为50%sometimes 30%，意思是“有精心整理时、不时”。Jenny usually eats a sandwich for lunch.Sometimes she eats soup.5）seldom 的频率比 sometimes还要低些约为 20%左右，意思是“很少”。My father was seldom at home on Sundays.我父亲星期天很少在家。6）never与 always 完全相反，是 100%否定，意思是“从不，决不，总是不“。I can never stop.我绝不会停止。Li Ming never wears dresses.李明从不穿裙子。I would never do anything to hurt him.我绝不会做任何伤害他的事情。二、频率副词示意图三、频率副词在句中的位置通常频率副词放在行为动词之前，be 动词，情态动词或助动词之后。但是 sometimes最活跃。它既可以在句中也可以在句首，还能在句末。其它词如often 也可以放在句中也可以放在句末，这里就不一一列举了。四、注意的问题always 的完全否定形式是never,部分否定形式是not always.例如：She always wears a dress.她总穿裙子。(改否定句)1）She never wears a dress.她从不穿裙子。(彻底否定)2）She does not always wear a dress.她不总穿裙子。（部分否定）有如：The rich are not always happy.富有未必是幸福的。时间介词用法练习：()1.Children get gifts _ Christmas and _ their birthdays.A.on;on B.at;on C.in;in D.in;on()2.-There is nothing _tomorrow afternoon,is there?-No.We can have a game of table tennis.A.on B.in C.out D.up()3.A lot of students in our school were born_March,1981.A.in B.at C.on D.since()4.He suddenly returned_ a rainy night.A.on B.at C.in D.during()5.My grandfather was born_Oct.10,1935.alwayneveusualoften sometimeseldo0 精心整理A.on B.in C.at D.of()6.The train is starting_five minutes.A.in B.at C.for D.still()7.Mike does his exercises _ seven _ the evening.A.on;to B.at;in C.by;of D.at;on()8.Children wake up very early_the morning of Christmas Day.A.in B.on C.for D.at()9 _ a cold winter morning,I met her in the stfeet.A.In B.On C.At D.For()10 It happened to be very cold_ the morning of our sports meeting.A.at B.on C.with D.of()11.Why did you get up so early _ this morning.A.on B./C.at D.in()12.He went to Shanghai_ September 3,1991 and came back_ a cold morning last year.A.in;on B.on;in C.on;on D.in;ia()13.Lucy was born_ the night of May 12,1984.A.on B.in C.at D.to()14.Mrs Brown came to China _ 1996.A.on B.of C.to,D.in()15 _ the morning of November 20,1915,the workers came to Chicago to show their mourning of Joe Hill.A.On B.In C.On D.At()16.Ann moved_Hangzhou_September,1992.A./;in B.to;in C.to;on D,in;in()17.They started off_an autumn afternoon.A.during B.at C.in D.on()18.He often goes _ school _ six thirty _ the morning.A.for;to;in B.to;at;in C.to;for;at D,for;at;to()19.He arrived _ Shanghai _ 9:30 _ March 5.A.at;in;at B.to;on;at C.in;on;at D.in;at;on()20.The English teacher told me to get there_ half past ten.A:in B.at C.on D.of 答案：B A A A A A B B B B B C A D B A D B D B、翁:；o:A.Xv:!