人教PEP版八年级下册英语新课课件-Unit 7 第三课时(1a-1d)

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人教PEP版八年级下册英语新课课件-Unit 7 第三课时(1a-1d)

SectionB 1a- 1d What's this? It's a panda. It's an elephant. What's this? weigh v. 称重 adult n. 成人 adj. 成年的 New words birth n. 出生;诞生 up to 至多有;不多于 1a Compare facts about these two animals. Use the language in the box to help you make sentences. Elephant — is 350 cm tall — weighs 5,000 kilos — eats 150 kilos of food a day 1a Panda — is 150 cm tall (standing on two legs) — weighs 100 kilos — eats 10 kilos of food a day Example sentences: 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) 1a 大熊猫最奇特的一点 是新生儿在出生时相当的 不成熟,体重仅是它母亲 体重的0.1%,平均为145 克左右,约为成年的千分 之一。照顾孩子是一项非 常艰巨的任务,通常历时 18个月,有时长达两年, 直到她的下一个孩子出生。 大象是现存世界最大的 陆栖动物,主要外部特征为 柔韧而肌肉发达的长鼻和扇 大的耳朵,具缠卷的功能, 是象自卫和取食的有力工具。 象肩高约2米,体重3~7吨。 非洲象耳大,体型较大,体 重较重。亚洲象耳小,身体 较小,体重较轻。 1b Listen and check(√) the numbers you hear. 100 16 20 50 120 0.1 0.2 150 √√ √ √ √ 1c. Listen again and complete the sentences. 1. At birth, a baby panda is about ___ to ___ kilos. 2. At birth, a baby panda is about ___ cm long. 3. A baby panda is not black. It is ____ and it has no _____. 4. A panda can live up to ___ to ____ years. 0.1 0.2 15 pink teeth 20 30 An adult panda weighs many times more than a baby panda. A baby panda cannot see. 1d. Take turns telling your classmates about pandas. Language points An adult panda weighs many times more than a baby panda. weigh是动词,意为“有......重;重”,用作及物动 词时,接名词、代词作宾语。可用于被动结构。 weigh也可表示某物重达多少,接表示数量的名词性 状语。 如:The first man-made satellite of our country weighs 173 kilogrammes. 我国第一颗人造卫星重173公斤。 The doctor weighed the baby every month. 医生每个月都给这个婴儿称体重。 ☆weight作名词,意为 “重量,分量”“重量单 位”“不同分量”。 1. 指“重的特性”“重力”时是不可数名词,其引申 义为“负荷,负担”,通常只用于单数形式; 2. 指“秤砣,砝码”“重物”时是可数名词。 weight还可表示“重要性、严重性或影响力(的程 度)”,是不可数名词。 1. Jim is funnier than _____ in his class. A. any other boy B. any boy C. any other boys D. all the boys 2.We should _____ animals and make laws on animal _____. A. protect, protection B. protect, protect C. protection, protect D. protection, protection A A 3. —Why don't you buy this book? — Because it is ___ of the two books. A. expensive B. more expensive C. most expensive D. the most expensive 4. David jumped the ____ in the long jump. He won the game! A. longest B. fastest C. highest D. farthest B D 5. Li Ming is much clever than ____ student in their class. A. any B. any other C. others D. the others 6. Our school is ____ than yours. A. bigger twice B. twice big C. two bigger D. twice bigger B D
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