1、一、复习20个元音音标的发音:二、辅音音标:爆破音1爆破音/p/和/b/。(1)发/p/音时,双唇要紧闭,憋住气,然后突然分开,使气流冲出口腔,发出爆破的声音。/p/为清辅音,要送气(如果拿一张纸放在嘴边,纸会颤动),声带不振动。 发/p/音的字母与字母组合:p:pen lip ship peoplepp:applehappy appear pepper 读短语和句子:a pretty present 一件漂亮的礼物a piece of paper 一张纸the Peoples Republic of China 中华人民共和国Practice makes perfect. 熟能生巧。I pu
2、t the book on the CD player.我把书放在CD机的上面。Plenty of people are coming to this place.许多人将来这地方。(2)发/b/音时,双唇紧闭,憋住气,然后突然分开,使气流冲出口腔,发出爆破的声音。/b/为浊辅音,发音时不送气,但声带振动。 发/b/音的字母与字母组合:b:big bus box cab tablebb:rabbit rabble rubber cabbage stubborn 读短语和句子:bank book 存折baked beef 烤牛肉black and blue 青一块紫一块Beauty and Be
3、ast 美女与野兽The rubber ball is on the table.橡皮球在桌上。Bring back your beautiful blue bike.去把你那辆漂亮的蓝色自行车拿回来。2爆破音/t/和/d/。(1)发/t/音时,双唇微开,舌尖紧贴上齿龈,形成阻碍,然后突然下降,气流冲出口腔。/t/为清辅音,声带不振动。 发/t/音的字母与字母组合:t:tell tall time fat sport tt:little attack pretty written bottle 读短语和句子:at times 有时not at all 一点也不write a letter 写一
4、封信Tom and Ted are taller than their parents.汤姆和特德比他们的父母高。He is too young to tell the time.他太小了,还不会认时间。(2)发/d/音时,舌尖抵住上齿,堵住气流,然后快速放下,发出爆破音。发音位置与/t/音相同,但/d/音为浊辅音,声带振动。 发/d/音的字母与字母组合:d:dad day red card dogdd:daddy middle add muddy sudden 读短语和句子:a cold day depend on somebody a different idea 患难见真情。The do
5、ctor has a deaf daughter.3爆破音。(1)发/k/音时,舌后部向软腭抬起,并紧贴软腭,形成阻碍,然后快速放低舌位,产生爆破。/k/为清辅音,声带不振动。 发/k/音的字母与字母组合:k:key kite kind lake seekc:car comecry can musicck:kick back chick truck duckcc:account occupy according ch:ache chemistryChristmas 读短语和句子:take care of Kate close the book ask questions carefullyCa
6、re killed a cat.忧愁伤身。The cook is baking a cake.厨师正在烤蛋糕。A cat can look at the king.小人物也有权利。(2)发音时,发音方式与/k/相同,舌后部隆起,紧贴软腭,形成阻碍,然后离开,气流冲出口腔。注意为浊辅音,发音时声带振动。 发音的字母与字母组合:g:go game good doggg:begging egg gigglebeggargu:guy guess guard guestgue:dialogue vague league 读短语和句子:as good as gold give a good example
7、 A good beginning makes a good ending.善始才能善终。Give the big dog a box of big bones.给这只大狗一盒大骨头。三、辅音音标:摩擦音1唇齿摩擦音/f/和/v/。(1)发/f/时,下唇轻触上齿,气流由唇齿间的缝隙中通过,引起摩擦。为清辅音,声带不振动。 发/f/音的字母与字母组合:f:fatface half lifeph:photo dolphinphone phrasegh:enough cough rough laughff:coffeestaff sniff cliff 读短语和句子:beautiful flower
8、s five football fans Heres a photo of me feeding food to an elephant.这是一张我给大象喂食的照片。(2)/v/的发音方式和/f/相同,将上齿固定地放在唇上,然后较用力,使气流从上齿与下唇间的缝隙通过,发生摩擦成音。/v/为浊辅音,声带振动。 发/v/音的字母与字母组合:v:vote seven veryve:fivedrive move cave 读短语和句子:very important view a bridge over the river Shes never been very clever.她一直都这么笨。He h
9、as a very high fever.他发高烧。2舌齿摩擦音/s/和/z/。(1)发/s/时,软腭抬起,堵住气流在鼻腔的通道。舌端靠近上齿龈,但不接触。上下齿靠拢,但不咬住,气流由舌端齿龈间送出,形成摩擦音。/s/为清辅音,声带不振动。 发/s/音的字母与字母组合:s:seven six sleep busc:face pencil bicycle icesc:science scenescent scissorsss:miss kiss class pass 读短语和句子:some smart student the same face and voice My sister likes
10、 all sorts of stamps and some seafood.These boys miss the famous sports star.这些男孩想念那个著名的体育明星。(2)/z/的发音部位与/s/相同,发音时舌端靠近齿龈,气流从舌端齿龈间送出,形成摩擦音,并振动声带。 发/z/音的字母与字母组合:z:zoo zero lazy zips:use musicbusy eraser 读短语和句子:busy workers close the windows Walls have ears. Susan is busy in reading magazines.3舌齿摩擦音。(1
11、)发时,舌尖轻轻接触上齿背,气流由舌齿之间的缝隙泄出,摩擦成音,为清辅音,声带不振动。 发音的字母与字母组合:th:thank think three math 读短语和句子:healthy tooth 健康的牙齿a thin thinker 一位消瘦的思想家。three birthday presents 三件生日礼物A tooth for a tooth. 以牙还牙。Something is better than nothing.有总比没有好。Please think about your teeth when you see your birthday cake.当你看到生日蛋糕时要想
12、想你的牙齿。(2)的发音方法和相同,舌尖放在上下齿之间,但不要碰到牙齿和嘴唇,气流从牙齿和舌之间的缝隙泄出,摩擦发音,声带振动。 发音的字母与字母组合:th:they with there father 读短语和句子:father and mother these things and those things While there is life, there is hope.His other brother is talking with his mother.Either of them is healthy.他们俩其中一个很健康。4舌端齿龈后部摩擦音。(1)发时,舌端靠近齿龈后部,
13、舌身抬起靠近软腭,双唇收圆突出,气流通过时形成摩擦音,声带不振动。 发音的字母与字母组合:s:sure sugarss:Russia pressuresh:ship short show fishch:chef machine 读短语和句子:shaking shoulders short of cash share the sunshine She sells sea shells on the seashore.她在海边卖贝壳。Shall I show you the shop for shoes and shirts?我需要带你去那个卖鞋和衬衫的商店吗?(2)的发音部位与相同,气流由舌端与
14、上齿龈较后部分溢出,引起摩擦。为浊辅音,声带振动。 发音的字母与字母组合:s:usual measure revision visionge:garage massage rouge prestige 读短语和句子:usual measure Eat at pleasure, drink with measure.Its my pleasure to measure the table.Measure for measure.以牙还牙。5摩擦音/h/和/r/。(1)/h/为声门摩擦音,发音时气流不受阻碍,轻松从两条声带间的缝隙(即声门)通过,形成轻微摩擦,声带不振动。 发/h/音的字母与字母组
15、合:预计未来20年,全球人均供水量还将减少1/3。h:hero hello hole hearwh:who whose wholewhom 读短语和句子:20、在水中生活着许我微生物,常见的有草履虫、变形虫、喇叭虫、眼虫、团藻等。half-hearted 答:烧饭时米变成了饭;写字时纸上留下了字迹;下雨后路上的积水慢慢地变成水蒸气消失在空中;岩石风化变成沙子等。hand in hand hope for help 11、显微镜的发明,是人类认识世界的一大飞跃,把有类带入了一个崭新的微观世界。为了看到更小的物体,人们又研制出了电子显微镜和扫描隧道显微镜。电子显微镜可把物体放大到200万倍。Her
16、 hope is to have a house.7、食盐、白糖、碱面、味精的颗粒都是有规则几何外形的固体,人们把这样的固体物质叫做晶体。自然界中的大部分固体物质都是晶体或由晶体组成。Its very hard to use his hammer to hit the ham.Her new home is on a high hill.Her husband has a huge house.9、淡水是我们人类和其他生物生存的必需品,但是地球上的淡水资源十分有限,地球上的多数地区缺水。她丈夫有所大房子。14、大我数地区的自来水水源取自水库、湖泊或河流。自来水是主要的饮用水,饮用水源受到污染,
17、会直接影响我们的身体健康。(2)/r/为舌尖齿龈摩擦音,发音时舌尖卷起,舌两侧稍收拢。双唇突出,气流由舌面上方流出,通过舌尖和齿龈形成轻微摩擦,声带振动。二、问答题: 发/r/音的字母与字母组合:r:ricerose right roadrr:arrive tomorrow error correctrh:rhythm rhinowr:wrongwrite 2、物质变化有快有慢,有些变化只改变了物质的形态、形状、大小,没有产生新的不同于原来的物质,我们把这类变化称为物理变化;有些变化产生了新的物质,我们把有新物质生成的变化称为化学变化。 读短语和句子:rather correct a relay race 3、你知道月食的形成过程吗?ride a green bike three fresh red roses You need much practice in reading and writing.That rich man cant catch the red toy rat.