Unit 7 Section B 1a-1d 课件 2023-2024学年人教版 英语 八年级下册

Unit 7 What's the highest mountain in the world? Section B 1a---1d cm(=centimeter) weigh birth at birth up to adult 厘米 v. 重量是……；称……的重量 n. 出生；诞生 出生时 到达(某数量、程度等) adj. 成年的；成人的 n. 成人；成年动物 Words review Elephant is 350 cm tall weighs 5,000 kilos eats 150 kilos of food a day Do you know? Panda is 150 cm tall (standing on two legs) weighs 100 kilos eats 10 kilos of food a day This elephant weighs many times more than this panda. (200 cm taller / shorter, weigh much more / less, eat much more / less, eat many times more.) This panda is 200 cm shorter than this elephant. This elephant eats much more than this panda. This elephant eats many times more than this panda. Listen and check ( ) the numbers you hear. _____ 100 ______ 16 _______ 20 _____ 20 ______ 50 ______ 120 _____ 0.1 ______ 0.2 _______ 150 1b √ √ √ √ √ √ Listen again and complete the sentences. At birth, a baby panda is about ___ to ___ kilos. At birth, a baby panda is about ____ cm long. A baby panda is not black. It is ___ and it has no ____. A panda can live up to ___ to ___ years. 1c 0.2 0.1 pink 15 20 teeth 30 重点短语 1.350厘米高_ 2.15米长___________ 3. 重100千克___________ 4. 吃150千克食物__________ 5. 出生时________ 6. 活到____________ 7. 重很多倍 8一只成年大熊猫 350cm tall weigh 100 kilos 15meters long eat 150 kilos of food an adult panda at birth live up to weigh many times This elephant weighs many times more than this panda. weigh 动词，“重量是，称…的重量” 他上次是多重？他重50多千克。 How much did he last time? He over 50kilos. 名词“重量”，不可数名词 增重 put on weight 减肥lose weight 它大约重20千克。 It is about 20 kilos . = It about 20 kilos. weigh weighed in weight weighs 【评】总结倍数的表达： A:“倍数+as+原级+as+…”表示“前者是后者的多少倍” B:“倍数+比较级+than+…”表示“前者比后者..多少倍” 1). A is …times larger / higher / longer / wider than B. A比B大/高/长/宽…倍 【2). A is …times as big / high / long / wide as B. A是B的…倍大/高/长/宽. 如：我的年龄是你的三倍。 I am _________ _________ as old as you.=I am ________o