Lesson 46 Would You Like to Be a Biologist?(甘肃省兰州市榆中县)

课件19张PPT。
Lesson 46
Would You Like to Be a Biologist?Fill in the blanks with proper prepositions or adverbs:
______ the newspaper this morning, Danny read ______ a Canadian astronaut named Jack Hall.
Perhaps Jack Hall could give Danny some advice _______ becoming an astronaut!
Danny finds the number _______ the telephone book.
May I speak ______ Mr. Jack Hall?
I’m _______ Grade Nine and I want to be an astronaut when I grow ________.
I hope to have a meeting _______ you, if you’re not too busy.
7. I’ll be free then. I’ll meet you _______ your house _____ 7:30.Inaboutaboutin to inup withatatFill in each blank with the proper word from the brackets:
I ________(dial) the number on the piece of paper, but nobody replied.
Though we are in different ________(city), we are good friends.
My friend was busy _______(do) some cleaning when I called her just now.
Tom is a ___________(Canada) boy. His family moved to China when he was three.
Do you know the boy _______(name) David? He is one of my best _________(friend).
It’s very kind of you. You often help my ________(learn) English.
Our English gives us some _________(advice) about English learning.
I hope you _______ (fly) to the moon one day.
His family all _______(like) playing basketball
dialeddoingCanadiannamedfriendscities(to) learnadvicewill flylike汉译英：
除了星期三我都有空。
I ______ ________ except Wednesday.
2. 我的手表和Jim的一样。
My watch is ______ _______ ________ Jim’s.
3. 他和我的朋友住在同一个城市。
He lives in ______ _______ city _______ my friend.
4. 也许你能给我一些当作家的建议。
______________ you can _______ me some _______ about becoming a writer.
5. 我们将今天晚上7点在你家会合。
We’ll _______ you _______ your house at 7:00.
6. 她现在太忙了。但下周有空。
She is too _____ now. But she ____ ___ ____ next week.am freethe same asthe same as Maybe/Perhapsgivemeetadviceatbusywill be freeA task:
Danny is going to interview Jack Hall.
What will he ask?
What will Mr. Hall say?
With a partner, act out the interview between
Danny and Jack Hall.Think about it!
Are you interested in nature? Why or why not?
What do you think is the most fascinating thing in nature?
3. When you grow up, would you like to be a biologist?
Why or why not?
monarch butterflyTalk about the picture!
What can you see in the picture?
What do you think of them?Read carefully and answer the questions:
Who is Dr. Chip Taylor? What do you know about him?
What makes Dr. Taylor’s job important and interesting?
What are the fascinating facts about the butterfly?
What worries him a lot?
How are things now?
What is puzzling as well as interesting for many scientists?
Language notes:1. He is studying a kind of North American butterfly that travels south up to four thousand kilometers, just as many birds migrate in the fall. travel south “向南迁徙” south adv. “向南”
= travel to the south south n. “南方” He came to China in 1949, up to that time he had lived in London.
Can you count up to 1000?
A tortoise can live up to 100 years old. up to + 表示时间或距离等名词 “达到……” migrate v. immigrant n. in the fall = in the autumnLanguage notes:2. Fascinating facts about the butterfly have been drawing Dr. Taylor’s attention. draw/call one’s attention “引起某人的注意”
pay attention to … “注意,重视, 倾听” The fact draws everyone’s attention.
What he did today drew my attention.
You must pay attention to your lessons in class.3. In Mexico, the butterflies always return to the same small piece of forest, only twenty kilometres wide. Here, as many as 230 million butterflies spend the winter. 计量的表示方法:
数词 + metres/kilometres + long/wide/deep/high/heavy … Our classroom is about 6 metres wide.
The bridge is about 500 metres long.
The river is about 10 metres deep.Language notes: as many as … “多达 ……” There are as many as 7,000 students in our school.4. They cover some trees almost completely. complete adj. completely adv. 我们必须今天彻底完成这项工作。 We must finish the work completely today.5. The butterflies that return south are the great-great grandchildren of the butterflies that left for the north. leave (…) for … “离开（…) 前往……” They left for Shanghai yesterday.
My father is leaving Beijing for Shanghai tomorrow.Language notes:6. When they began to travel north in spring, the females lay eggs. They lay eggs on only one plants: milkweed. lie lay lain lying “躺,平躺; 位于”
lay laid laid laying “产卵; 放置” lay eggs
lie lied lied lying “撒谎”7. But in Mexico, people cut down the trees because they need more land for farms. cut down “砍倒, 消减 ” 这些树很好,请不要砍倒它们。 The trees are very good. Please don’t cut them down.8. In the United States and Canada, farmers use chemicals that kill milkweed. female maleLanguage notes:9. This worries Dr Taylor a lot. a lot 可以作名词用，在句中作宾语。
作副词，单独使用(相当于very much)或修饰动
词或比较级 We have a lot to do.
He likes apples a lot/very much.
He works a lot at home.
She is a lot cleverer than I am. a lot of = lots of + 可数名词/不可数名词 常用在肯定句中
many + 可数名词
much + 不可数名词 常用于否定句和疑问句中 worry v. “使着急,使担心” The news worried him a lot.Language notes:10. The United States and Canada have encouraged farmers to use fewer chemicals. encourage sb. to do sth. “鼓励某人做某事” 我们的老师经常鼓励我们互相学习。 Our teacher often encourages us to learn from each other.11. Scientist still don’t understand how butterflies know when to fly south.12. If they wait even a few days too long, the butterflies will freeze. freeze froze frozen Language notes:13. This is puzzling as well as interesting for many scientists. as well as “不但……而且……”
“和……一样” “也; 又” She is clever as well as beautiful.
Living things need air and sunlight as well as water. as well as “像……一样好” She sings as well as she plays. as well as 强调前者 看前者
not only … but also … 强调后者 就近原则 比较: You as well as your brother are kind to me.
= Not only your brother but also you are kind to me.Language notes:14. There are many mysteries to be discovered by those (who are) interested in science. mystery mysteries (pl.) to be discovered … 作mysteries的定语
who引导的从句是定语从句, 修饰 those Fill in each blank with the proper word from the brackets:
I encouraged her __________(work) hard and to try for the examination.
Monarch ___________(butterfly) are very beautiful.
Not only this dictionary but also those books _________(belong) to me.
Your brother as well as you ______(be) very kind to me.
My friend doesn’t know what happened just now. He looks _________(puzzle).
Thank goodness! We’ve finished the hard work ____________(complete).
The butterflies ______________(freeze) already.
The boy put down the football and _______(lie) on the grass to have a rest.
The hen _________(lay) an egg yesterday.
It seems that the hen ___________(lay) en egg now.
My father is a lot _______(tall) than me.
to workbelongispuzzledcompletelybutterflieshave frozenlaylaidtaller is laying汉译英：
当这位生物学家穿过森林时,这些奇怪的花引起了他的注意。
The strange flowers ______ the __________ __________ when he was walking through the forest.
2. 越来越多的树已经被砍倒了。
More and more trees have already _____ ______ _____.
3. 昨天他离开北海前往南宁。
Yesterday he _______ Beihai _________ Nanning.
4. 我姐姐不仅喜欢唱歌而且喜欢弹钢琴。
My sister likes playing the piano____ _____ ______ singing.
5. 我校学生多达3000人。
There are _____ _____ ___ 3000 students in our school.
6. 这个孩子能数到100吗？
Can the child count ______ ______100?
7. 这条河6米宽。The river is 6 _______ ________.
drew biologist’s attentionbeen cut downas well asleftas many asup toformeters wideA task:
Choose any job you are interested in. Describe it to
a group of students, but don’t name it. Ask them to
guess which job you have chosen. They can ask
questions like, “In this job, do you ______?” or “Is
it _____ ?”