unit 5 whats the highest mountain in the world period 4【學習目標】1、掌握課本中出現的重點單詞和短語。2、能夠掌握課文中出現的重點句子。3、學會表達事物之間的倍數關系?！緦W習重點與難點】1、 識記并運用表達事物之間的倍數關系的詞句；2、將聽力中使用的對比方法移為己用?！菊n前自學指導】1、這頭大象比那頭大象重中很多倍。_2 、初生時,一只熊貓大約0,1到0.2千克。 _3 、一只熊貓能活20到30年。_（二）、知識鏈接11、 表述事物之間的倍數關系，常用句型有“倍數+as+原級+as”，“倍數+比較級+than”。2、表示一倍用once，兩倍用twice, 三倍（以）上用“基數詞+times”。若要表述“比倍還要多”可在倍數前加over, more than.。完成這幾個練習題。（1）你的房間是我的兩倍大。 your room is _ _ _ mine.（2）獵豹跑得比人快六倍還要多。 a cheetah runs _ _ _ _ _ a man.3、weigh 表示“稱的重量”，是及物動詞；表示“重(多少)”，是不及物動詞。如：he weighed the fish. 他稱了這條魚。 he weighs 60 kilos. 他體重60公斤。4. birthn. 出身, 血統, 出生, 誕生, 出現, 起源例句: she gave birth to a fine healthy baby. 她生了一個健康漂亮的嬰兒。5. up to 的常見用法（1）表示程度或數量,表示達到程度或數量, 相當于as far as 例如：up to ten people can sleep in this tent.這個帳篷至多能睡十人。（2）“ up to ”意為“不多于，不遲于”。例如：read up to page 109. （讀到第 100 頁。）（3）“ up to ”后面接表示刻度、標準的詞語時，意為“達到某種要求或水平”。例如：is their spoken english up to the companys standard？（他們的英語口語達到公司的水平了嗎？）通過預習，你還發現有哪些問題？_【學習過程】（一）預習情況檢查1、在組內討論交流預習中遇到的困難或存在的問題。（老師點撥，師生互探討）（二）綜合技能的訓練：1、按要求完成1a；2、仿照1b，練習對話。（三）聽力訓練：1、引入聽力內容；2、聽錄音兩遍，完成1c，1d.3、背誦聽力內容。（四）學習成果展示仿照聽力內容，編一組對話，并展示。_(五) 總結：今天我們學習了_(六) 課堂檢測( ) 1 .the earth is about_ as the moon.a. as fifty time big b. fifty times as big c. as big fifty times d. fifty as times big( ) 2 .your room is _mine.a. twice as large than b. twice the size ofc. bigger twice than d. as twice large as( ) 3. your room is _ than mine.a. three time big b. three times big c. three times bigger d. bigger three times( ) 4 .his father is_than his mother. ;a. older four years b. as four years older c. four years older d. bigger four years( )5. i dont like to read books in the sunshine because its bad _my eyes.a. at b. for c. with d. to【課后作業】1、 根據第五課時的課前自學指導進行預習；2、 完成節節練。第四課時節節練一、單項選擇（基礎題）( ) 1. are they than an adult panda?a. very smaller b .a lot of smaller c .much smaller d. smaller a lot( ) 2. her science and english are a little better _ lucys.a. at b. in c. than d. of( )3. in order to protect our earth, we should use the bus _and drive our cars _.a. more, less b. less, more c. much, little d. more, fewer.( ) 4. her physics _ better than any other studentsa. is b. are c. do d. does.( ) 5._ he read the book, _ he got in it. a. the more; the more interesting b. the less; the more interestingc. the more; the more interested d. more; more interested 二、用形容詞和副詞的適當形式填空。（提高題）1. tom is _ (tall) than any other student in his class. so he is _ (tall) in his class.2. li ming is one of _(clever) boys in our class.3. the sun is _ (bright) than all the other stars because it is _ (near) to the earth.4. the earth receives _ (little) heat from the sun in winter than in summer.5.the train is running _ and _ (fast).三、從方框中選擇恰當的短語并用其適當形式填空。（拓展題）happy , see, the same as, black and white , thats why 1. what about a baby panda?2. is a baby panda also ? 3.my sis