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[00:00.00]恒星
英语学习网 Unit 22 Bees
[00:-1.00]1.How do honey bees communicate with each other?
[00:-2.00]They do different dance,a circle dance and a wagging dance.
[00:-3.00]2.What are they able to tell each other?
[00:-4.00]They are able to tell each other that food has been discovered
[00:-5.00]and how far away the feeding place is.
[00:-6.00]1.What does the word"communicate"meam?
[00:-7.00]To pass information/ordes,etc.to someone or to an animal.
[00:-8.00]2.What made it easier to do research on the language of honey bees?
[00:-9.00]The development of the modern beehive in 1851.
[00:10.00]3.What made Von Frisch decide to carry out his experiments?
[00:11.00]He had moticed that bees quickly discovered food,
[00:12.00]and seemed to be able to communicate this news to each other.
[00:13.00]4.What did Von Frisch do in order to be able to watch the bees scientifically?
[00:14.00]He built a special hive with one honeycomb and a glass wall;
[00:15.00]he marked the bees with little spots of color.
[00:16.00]5.Why might surrounding bees be excited by a dance?
[00:17.00]Because it communicated news of food.
[00:18.00]6.What showed that the other bees understood the message of the first bee?
[00:19.00]They copied the movements of the first dancer.
[00:20.00]7.What does the circle dance mean?
[00:21.00]Food is near.
[00:22.00]8.What does the wagging dance mean?
[00:23.00]Food is far away.
[00:24.00]Language points
[00:25.00]1.Among the different typed of bee,it is the honey bee
[00:26.00]that has most interested scientists because
[00:27.00]of the "language"they use to communicate with each other.
[00:28.00]It is/was + sth/sb+ that-clause
[00:29.00]Mr.Flower left all his money to his wife in 1989.
[00:30.00]It was Mr.Flower that left all his money to his wife in 1989.
[00:31.00]It was all his money that Mr.Flower left to his wife in 1989.It was all his money that Mr.Flower left to his wife in 1989.
[00:32.00]It was to his wife that Mr.Flower left all his money in 1989.
[00:33.00]It was in 1989 that Mr.Flower left all his money to his wife.
[00:34.00]2.The development of the modern beehive in 1851
[00:35.00]made it possible to design experiments to reserach the language of honey bees.
[00:36.00]主语汇+ 及物动词+ it +宾语补足语 +to do
[00:37.00]I found it important to learn spoken English.
[00:38.00]She feels it her dut to support her family.
[00:39.00]I think it necessary for her to learn the violin.
[00:40.00]The music made it possible for you to fall asleep.
[00:41.00]3.Professor Karl von Frisch,an Austrian scientist,
[00:42.00]spent many years of his life researching the amazing ways honey bees
[00:43.00]communicate in their dark hives.
[00:44.00]4.In order to tell the bees apart,he painted some bees with little sports of clour.
[00:45.00]tell apart
[00:46.00]Can you tell the two things apart?
[00:47.00]The twins are so much alike that their own mother can hardly tell them apart.
[00:48.00]5.They trooped behind the first dancer,copying its movements.
[00:49.00]a troop of young pioneers a troop of visitors
[00:50.00]We must have our own troops. The children trooped into the park.
[00:51.00]The students trooped behind the teacher into the museum.
[00:52.00]copy
[00:53.00]He is busy copying his compostiton.
[00:54.00]We are going to buy a set of office copying machine.
[00:55.00]Please copy my actions.
[00:56.00]You should copy his strong points,not his weak points.
[00:57.00]6.He marked all the bees thtat came to the nearly feeding place blue.
[00:58.00]and all the bees that went to the faraway place were marked red.
[00:59.00]The house is not far away. He lives far away from the school.
[-1:00.00]I saw her going to a near-by postbox before lunch.
[-1:-1.00]He gave up his seat to the old man standing near by.
[-1:-2.00]good-looking leftover nationwide radioactive
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