Unit 5 Look into Science.Lesson 28 The Study of Living Things.课件

课件24张PPT。Unit 5
Look into ScienceLesson 28
The Study of Living ThingsNew wordsChip Taylor
biology n.
butterfly n.
migrate v.
fantastic adj.
completely adv.奇普.泰勒
生物学
蝴蝶
移居；迁徙
奇异的；了不起的；极好的
完全的butterflies complete adj./v.
biologistgrandchild n.
female n.
milkweed n.
chemical n.
puzzling adj.New words孙子/孙女/外孙/外孙女
雌性的动物或植物；女子
（植）马利筋
化学物质
令人费解的grandchildrenmalechemistrypuzzledCan you match the word with its meaning?
biology n.
butterfly n.
migrate v.
fantastic adj.
completely adv.
移居；迁徙
生物学
完全的
蝴蝶
奇异的；了不起的；极好的Can you match the word with its meaning?female n.
grandchild n.
puzzling adj.
milkweed n
chemical n.孙子；孙女；外孙；外孙女
雌性的动物或植物；女子
（植）马利筋
化学物质
令人费解的 The name of the butterfly
North American Butterfly
Monarch butterfly 帝王蝶
Danaus plexippus黑脉金斑蝶Listen to Para. 1 and tell T or F1.Dr. Chip Taylor teaches physics at a university.
2. The migrating butterfly travels 2000 kilometres south in fall.
3. There are many fantastic facts about the
migrating butterfly.TFF4000biology Read Para. 2(2段) and fill in the blanks.return spendlayleft for
Read Para. 3 and 4 (3 4 段). Answer the
questions1.What are the things that Dr. Taylor worries about?
In Mexico, people cut down the trees that the butterfly need to rest on.
In the U.S. and Canada, farmers use chemicals that kill milkweed.
2. What have the United States and Canada encouraged the farmers to do?
They have encouraged the farmers to use less chemicals.
Read Para. 5 and 6(5 6 段).What are the things that scientists understand?
How do the butterfly know when to fly south ?
Why do they lay eggs on only one plant: milkweed?
How do the great-great grandchildren of the butterflies find the same forest?Match the main idea with different paragraphFind the phrases in the text in your group一种迁徙的鸟
奇妙的事实
吸引某人的注意力
多达
动身去
产卵
砍伐
让某人很担心
少用化学物品
既困惑又有趣 a migrating bird
fantastic facts
draw one’s attention
as many as
leave for
lay eggs
cut down
worry sb. a lot
use less chemicals
both puzzling and interesting
1.关于蝴蝶的奇异现象引起了泰勒博士的关注。
_________ facts about the butterfly_____ _____ ______ Dr. Taylor’s ________.
2.多达两亿三千万的蝴蝶在这过冬。
Here, ____ _____ _____230 million butterflies ______ the winter.
3. 人们砍倒了蝴蝶需要栖息的树木。
People _____ _____ the trees _____ the butterflies need to rest on. Fantastichasbeen drawingattentionas many asspendcut downthat4. Students should learn how ______problems.
A. solve B. solving C. can solve D. to solve
5. –How was your summer camp, Ben?
-- ______. I made so many friends.
A. Of course B. Not really
C. Boring D. Fantastic
6.Nobody has been able to explain these________(puzzle) words.
7. Sandy collected pictures of all kinds of _________(butterfly).
butterfliespuzzlingI hope you can keep on looking into science and try to discover more mysteries in the world. The butterflies that return to the south are the great-great grandchildren of the butterflies that leave for the north.
回到南方的蝴蝶是前往北方的蝴蝶的曾曾子孙。定语从句定语从句