20. It also shows that humans can sometimes be stronger than the forces of nature.它还告诉我们， 人类有时候比自然的力量更强大。 【解析1】human n 人；人类
No human could live like this .没有人能这样生活。
【解析2】force ① n 力量；
the forces of … …….的力量 The force of human is great. ② V. 迫使；强迫
force sb. to do sth 强迫某人做某事
Nobody can force me to do something.
【解析3】nature 不可数名词 “自然界；大自然”→ natural adj. 自然地
in nature 在自然界中
Section B- Self Check
1. The elephant weights many times more than this panda. 这头大象的重量是这只熊猫的很多倍。
【解析1】weigh v 称……的重量 → weight n 重量
【记】 She weighs herself every day and wants to lose weight. 【解析2】time ①“是......的几倍”
主语 + 数词 + times + as +形容词+ as +被比较的内容 Our new school is four times as big as the old one. ②―次数‖
一次 once 两次 twice
三次及三次以上 ： 基数词 + times
three times 三次 three or four times 三到四次 【短语】
many times 很多倍 last time (在)上次……时 every time 每次/每回…… each time 每当……时
the first time 第一次……时 next time (当)下次……时 【句型 】
It’s time for sth . 或 It’s time ( for sb . ) to do sth . 意为：该是??的时候了 It’s time for dinner . 该是吃晚餐的时候了。
It’s time for children to go to bed . 是小孩睡觉的时候了。 2.At birth, a baby panda is about ___ to ____ kilos. 刚出生的小熊猫幼崽约___到 ____公斤。 【解析】at birth 出生时 （用作时间状语） give birth ( to sb/ sth) 生孩子；产仔
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3. A panda can live up to ___ to ____ years. 一只熊猫活____ 年到____ 年 【解析】up to 高达
up to +数量词 达到 （某数量、程度等）；至多 I can take up to four people in my car. 直到 （现在）
Up to now , Tony has been very quiet. be up to sb. “由某人决定” — Shall we go out or stay in ? — It’s up to you.
4. Lin Wei and the other panda keepers are preparing the milk for the baby pandas’ breakfast.
林微和其他熊猫饲养员们正在给熊猫幼崽准备牛奶作为早餐。 【解析1】the other 其他的 （指两个事物或两个人中的“另一个”， 后接名词时，表示“其他的人或物”； one.... the other ... （两者中）一个......， 另一个........ the others=the other +复数名词
the other的复数形式是the others “其他东西，其余的人”。
特指某一范围内的“其他的（人或物）”。
Two boys will go to the zoo, and the others will stay at home. 两个男孩将去动物园，其余的留在家里。 【解析2】prepare…for… 为……准备……
1). prepare sth.表示\准备......\，后接名词或代词作宾语。
Our English teacher was preparing the lessons when I came into the office. 我进办公室时，我们的英语老师在备课。 2). prepare to do sth.表示\准备做......\。
They were preparing to cross the river when it began to rain. 他们正准备过河，突然下雨了。
3). prepare for sth.表示\为......做准备\。
The students are busy preparing for the final exam.学生们正在准备期末考试
5. At 9:00 a.m, they find that most of the babies are already awake and hungry.
上午9:00的时候，他们发现大部分熊猫幼崽已经醒来并且饿了。 【解析】awake adj. 醒来 （反义词）asleep 睡着的 She was awak all night.
V. 唤醒；使醒来 = wake up The noise awak me.
6. When the babies see the keepers, they run over with excitement and some of them even walk into their friends and fall down! 当熊猫幼崽们看到饲养员时便激动地跑了过来，有些甚至撞倒它们的伙伴，绊倒在地！
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【解析1】run over 撞倒
run →ran→ run→ running → runner 赛跑的人
【短语】run after 追逐,追求 run away from 从??跑掉;逃避 run out (某物)被用完 run out of 用完(某物) run into 无意间碰到,和??相撞
【解析2】excitement 激动；兴奋
exciting 形容词，表示\令人兴奋的；使人激动的\，指
人、事、物本身让人兴奋、激动
He told us an exciting story yesterday. excite v \使)兴奋\
excited 形容词，表示\兴奋的\，指人、物
→excitement n 激动；兴奋 对 ...... 感到兴奋，是（主动地感到）兴奋的
Are you excited about going to Beijing?
be excited about 对……感到激动 to one’s excitement 使某人兴奋的是 【解析3】fall down 跌倒
fall “落下，跌落，降落”，指在重力的作用下落下，或失去平衡而跌落
The leaves fall in the autumn. fall down强调的是“滑倒、倒下”，后接宾语时应加上介词from
The book fell down from the table to the floor.
【短语】 fall down 倒下 fall over 落在...之上, 脸朝下跌倒 fall off 下降, 跌落 fall over“向前摔倒、跌倒”。 7. The baby often die from illness and do not live very long. 熊猫幼崽常死于疾病，并且活不久。 【解析1】】die v. →（延续性动词） be dead 死，死亡
→ death n. 死，死亡 →dead adj. 死的
【拓展】die from 死于
die v―死‖表示生命的结束→ dead adj 死的→death n 死亡 ●常用短语
⑴ die from + 外因 ―死于……‖，主要指事故等方面的外部原因。
die from a traffic accident 死于交通事故
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The old man died from a car accident last year. 这个老人去年死于一场车祸
⑵ die of + 内因 主要指疾病、衰老、情感等自身原因
die of hunger/an illness 饿/病死
His grandfather died of liver cancer in 1992. ⑶ die out―（家族、物种等）灭绝；绝迹
Dinosaurs died out 65 million years ago. 恐龙在六千五百万年前灭绝了 【解析2】illness 疾病；病
ill /sick 共同点：\生病的；有病的\
不同点：ill adj.\生病的；有病的\作表语，不能作定语
be ill in hospital
sick 作表语/作定语，\病人\或the sick,
She is ill / sick in bed. 她卧病在床。
She is looking after her sick father .她在照顾她生病的父亲。 【拓展】sick \恶心的；厌倦的\
The smell makes me sick.这气味使我感到恶心。
8. Adult pandas spend more than 12 hours a day eating about 10 kilos of bamboo.
成年熊猫每天花12个小时来吃掉大约10公斤的竹子。 【解析】spend … (in) doing 花时间做某事 【】spend/pay/cost/take 花费
(1)spend→spent→spent v 花费,主语是人 ◆ sb.+ spend +时间/钱+on sth
◆sb. +spend +时间/钱+（in） doing sth ◆spend on= pay for 支付
He spends too much time on the computer games. (2) pay →paid →paid v 支付，主语是人
◆sb.+ pay + 钱+for sth I pay 10 yuan for the book. (3) cost→ cost→ cost v 花费，主语是某物或某事 ◆sth cost sb. +钱 某物花费某人多少钱 A new computer costs me a lot of money. (4)take→took → taken v 花费
◆It takes /took sb. some time to do sth. 做某事花费某人多长时间 It takes him 3 hours to do his homework.
9. But then humans started to cut down the forests, and there was less bamboo for the pandas.
但是后来人类开始砍伐森林，导致可供熊猫吃的竹子越来越少。 【解析1】cut down 砍伐；砍倒
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cut down 砍倒，减少，降低，缩短 The little boy cut down the young tree 【拓展】与cut有关的短语
cut something from something 切下，割下cut something away 切除，剪去 cut up 切碎 cut off切断，停止 【解析2】less 更少的
⑴less是little（小；少）的比较级：
He spends less time (in) doing experiments. 他做实验花时间较少。 ⑵“less+形容词或副词”构成劣等比较，作“较不?”，“更不?”解。 It is less cold than it was yesterday. 天气不如昨天那样冷。 【拓展】not less than + 基数词表示\不下于；至少；不止\
no less than + 基数词表示\达......之多（言其多）\
There are not less than 40 students in this class. 这个班级至少有40个学生。 No less than 1,000 people were missing in the earthquake. 地震中失踪人数多达一千人。
10. Scientists say there are now fewer than 2000 pandas living in the remaining forests. 科学家们说现在只有不到2000只大熊猫生活在幸存的森林中了。 【解析】 There be + 名词（短语） + ving. 某处有某人或某物在做某事
There is a truck collecting rubbish outside. 【解析】remind v保持，仍是（系动词+adj. ）
11. Another 200 or so live in zoos or research centers in China and other countries.
另外的200 只左右生存在动物园或中国和其他国家的研究中心。 【解析】another +数词 另外的……, 再……
another 同类事物（三个以上）的另一个， I don't like this one, please show me another. 我不喜欢这个,请给我另一个。 some... others一些，另一些
Some boys are reading; others are listening to the radio. 有些孩子在阅读,有些则在听收音机。 one ... the other 表示两者里面的另一个！
I've bought two sweaters . One is for you and the other is for my brother.
other+复数名词
Where are the other students? 其他同学在哪里?
12. We all hope that in the future there will be a lot more pandas than now. 【解析】there be句型的将来时
【2013铜仁】—There’s going to ___ an English evening tonight? Would you
like to go with us?
—I’d love to.
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