英语Unit 3 Language in use .多媒体教学ppt课件

1. distinguish and use adjectives and adverbs and their cmparative frms crrectly;2. intrduce ur favrite sprts and make psters t state the reasns and features f the sprts.
By the end f the class, we will be able t:
一般说来，副词主要用来修饰动词、形容词和副词。She plays the pian badly. 她钢琴弹得很糟。2. I’m really tired after last night’s tennis match. 昨晚的网球赛后我真的很累。3. The teacher speaks very slwly and carefully. 这位老师讲得很慢、很仔细。
副词位置 修饰动词时,通常出现在行为动词（实义动词）之后
形容词位置 通常位于be动词之后或名词之前
careful (a.)+ lyquick (a.) + lysafe (a.) + lybusy (a.) + lyheavy (a.) + ly
carefullyquicklysafelybusilyheavily
注意：有些词既可作形容词也可作副词，如：fast, early, late等。
有许多副词是由形容词+ly构成的
badly well gd carefully better harder earlier careless usual quickly slwly carelessly bad careful cnfident very
1) 多音节词和部分双音节词在词前加mre utging→mre utging  beautiful→mre beautiful 2) 一些不规则变化：
1. 规则变化： 1) 单音节的词在词尾直接加-er，例如： near → nearer hard → harder 2) 部分双音节和多音节的词在词前加mre，例如： carefully → mre carefully warmly → mre warmly
2. 常用不规则变化为：
— What’s yur favrite sprt?— My favrite sprt is swimming. It’s exciting.
mre difficult than table tennis
safer than ftball
mre dangerus than basketball
mre relaxing than baseball
mre exciting than swimming
--- Which sprt d yu like, playing ftball r swimming?--- I like swimming. It’s mre relaxing than playing ftball.
1. We trained _________ (hard) this year than last year.2. The team played _____ (well) n Saturday than n Tuesday.3. They practised ____________ (carefully) this week than last week.4. Playing ftball is ____________ (exciting) than watching it.5. Playing tennis is _____________ (expensive) than swimming.
mre carefully
mre exciting
mre expensive
Tm did his hmewrk carelessly (careless).The music is lud (lud).1. They are wrking _______ (hard) t learn English.2. This bike was ______ (cheap), s we decided t buy it.3. The teacher speaks ______ (slw) and _______ (careful).4. Mary is ging t get up _____ (early) because she needs t catch the first bus.5. Running is very ____ (easy). Yu can d it anywhere.6. I d nt like t be ______ (late).7. I am afraid ur team is ding very ______ (bad).
I wanted t chse a sprt t keep fit. First I tried swimming. I jined the swimming club, but the lessns were (1) _______________ (expensive) than I thught. S I stpped swimming and tried running. The running club is (2) _______________ (ppular) than the swimming club. We can (3) _______ (slwly) in the park. Sn, I felt that running was (4) ________ (bring)! I decided t try smething (5) __________________ ___________ (exciting). I went walking in the muntains. Once we gt lst in the muntains, and I hurt my leg (6) ______ (badly). It is a bit (7) ___________ _____________________ (dangerus) t walk in the muntains, but I like the sprt all the same.
mre expensive
exciting/mre exciting
/ mre dangerus
保持健康，keep/ stay healthy= keep in gd health.
decide t d sth.决定做某事
1. What was the race? a) Bys’ 800 metres. b) Girls’ 800 metres. c) Girls’ 400 metres.2. Hw many classes tk part in the race? a) One. b) Fur. c) Eight.3. Wh ran faster than the thers at first? a) Jy. b) Sandy. c) Mary.4. What happened t Sandy later n? a) She stpped. b) She ran slwly. c) She cried.5. ---Wh finally wn? --- A student frm _______. a) Class 4 b) Class 5 c) Class 1
take part in 参加
at first 起初，首先
1. Jgging means ________________.2. Walking is ________ than jgging.3. T start jgging, yu nly need sme ___________________________________.4. Jgging in the cuntryside is ________ ______ than jgging in the city. 5. The mre yu g jgging,____________ yu will feel.
running slwly
cmfrtable sprts clthes and gd running shes
mre fun
the healthier
1. The marathn gets its name frm a ________ ver 2,500 years ag.2. The battle happened at a place called __________.3. A sldier ran ver _______ kilmeters t tell peple the gd news.4. Tday’s marathn race is an __________ and ________ Olympic sprt.5. _________________ peple race in many different marathns every year.
Thusands f
ver=mre than
=arund the wrld 全世界
the +比较级， the+比较级 越…越…
Practice:1.你越努力，你就越优秀。
2. 你越仔细，你就犯错越少。
The harder yu wrk, the better yu will be.
The mre careful yu are, the fewer mistakes yu will make.