Unit 7Whats the highest mountain in the world?浙江地區(qū)第四課時(shí)Section B (1a1d)weigh的用法作及物動詞，表示“稱的重量”。eg：Cao Cong thought of a way to weigh the elephant.曹沖想出了一個(gè)稱大象的辦法。作不及物動詞，表示“量”，后接數(shù)字。eg：She weighs 50 kilos.她的體重是50千克。【拓展】weight名詞，意為“體重；重量”。倍數(shù)表達(dá)法用形容詞表示甲是乙的幾倍時(shí)，有以下三個(gè)句型：倍數(shù)形容詞/副詞比較級thaneg：There hall is four times bigger than my classroom.這個(gè)大廳比我們的教室大四倍。倍數(shù)as形容詞/副詞aseg：Asia is four times as large as Europe.亞洲的面積是歐洲的四倍。倍數(shù)the size (height，length.)ofeg：The hill is four times the height of that small one.這座山的高度是那座小山的四倍。用名詞表示“量”的倍數(shù)時(shí)，有以下兩個(gè)句型：倍數(shù)more名詞thaneg：There are four times more books in our library than in yours.我們圖書館的藏書(數(shù)量)是你們圖書館的四倍。倍數(shù)as many/much名詞其他aseg：There is three times as much water in this cup as in that one.這個(gè)杯子里的水(量)是那個(gè)杯子里的三倍。重點(diǎn)短語歸納at birth出生時(shí)live up to活到一、根據(jù)句意及首字母提示完成單詞。1The panda can on two legs.2At ,_a baby panda is about 15cm long.3An elephant can eat 150 of food a day.4An elephant many times more than a dog.5An bear is much stronger than a baby bear.standbirth kilosweighsadult二、單項(xiàng)選擇。( )6.If there is _ pollution，the air in our city will be _ dirtier.Aless；more Bmore；much Cless；less Dmore；more( )7.Do you know whether the man _ by the door is Mr.Smith?Sure.Weve known each other for a long time.Astand Bstanding Cstood DstandsBB( )8.We have two ears and one mouth so that we can listen _ we speak.Aas twice much as Btwice as much asCas much as twice Das much twice as( )9.My grandma is a happy and healthy woman and shell live _ 100 years old.Aup to Bto Cup Dbeing( )10.The worlds population is growing _ and there is _ land and water for growing rice.Alarger；less Blarger；fewer Cmore；less Dmore；fewerBAA三、根據(jù)漢語意思完成下列句子。11為了實(shí)現(xiàn)我們的夢想，我們現(xiàn)在必須刻苦學(xué)習(xí)。We must study hard now in order to 12尼克冒著生命危險(xiǎn)把樹上的風(fēng)箏拿了下來。Nick to get the kite from the tree.13我們可以依靠自然界的力量來做成這件事。We can depend on the to make it.14正如你所看到的，這條街總是很擁擠。 ,the street is always crowded.15第一位成功的人將會贏得一次去泰國的免費(fèi)旅行。The first person will win a free trip to Thailand.achieve our dreamsrisked his lifeforces of natureAs you can seeto succeed