1、,Lesson 42Would You Like to Study Biology ?,Fill 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
2、_(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). Its very kind of you. You often help me _(learn) English. Our English gives us some _(advice) about English learning. I hope you _ (fly) to the moon one day.,doing,Canadian,
3、named,friends,cities,(to) learn,advice,will fly,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 butterfly,Talk about the picture! What can you see in
4、 these pictures ? What do you think of them?,黑脉金斑蝶，俗称“帝王蝶”，是北美地区最常见的蝴蝶之一，也是地球上唯一的迁徙性蝴蝶。其幼虫以有毒植物马利筋为食，是一种食毒以防身的特殊物种。,Read carefully and answer the questions: Who is Dr. Chip Taylor? What makes Dr. Taylors job important and interesting? What are the fascinating facts about the butterfly? What worries
5、him a lot?,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”,1) He came to China in 1949, up to that time he had lived
6、in London.2) Can you count up to 1000?3) A tortoise can live up to 100 years old.,up to + 表示时间或距离等名词 “达到”,in the fall = in the autumn,Language notes:,2. Fascinating facts about the butterfly have been drawing Dr. Taylors attention.,draw/catch ones attention “引起某人的注意”pay attention to “注意,重视, 倾听”,1) T
7、he fact draws everyones attention.2) What he did today drew my attention.3) 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:
8、数词 + metres/kilometres + long/wide/deep/high/heavy ,1) Our classroom is about 6 metres wide.2) The bridge is about 500 metres long.3) 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.,com
9、plete 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 to
10、morrow.,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 eggslie lied lied lying “撒谎”,7. But in Mexico, people cut down the trees because they need more land
11、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 dont cut them down.,female male,Language notes:,8. 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 a
12、s 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.,Fill in each blank with the proper word from the brackets: I encouraged her _(work) hard and t
13、o 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 doesnt know what happened just now. He looks _(puzzle). Thank goodness! Weve finished the hard work _(comple
14、te). 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 work,belong,is,puzzled,completely,butterflies,have frozen,lay,laid,taller,is la
15、ying,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
16、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,biologists attention,been cut down,as well as,left,as many as,up to,for,meters wide,A task: Choose any job you are interested in. Describe it to a group of students, but dont name it. Ask them to guess which job you have chosen. They can ask questions like, “In this job, do you _?” or “Is it _ ?”,
