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1、ListeningUnit 1 WorkbookRobert Briggs is very interested in biology and especially in the study of plants. Today he is telling his friend Zhang Wei some exciting news. Read the questions before you listen to the tape. This will help you to understand the information.1. Before you listen to the tape
2、discuss with your partner how you would find out the name of a flower. This is about a man who wants to name a flower. This is about a man who finds a flower and wants to own it. This is about a man who finds a flower and wants to know if it is a new species of flower.Listen to the tape again and tr
3、y to complete the following passage.To find the name of an unknown flower, first you should ask your _ teacher to help you. He / She will look in a special _written by Carl Linnaeus. He lived in _ from _ to _ . He was very important because he solved a _ problem for biology.Listen to the tape and te
4、ll what the listening passage is about.biolog y bookSweden 17101778 seriousListen to the tape a third time and answer these questions. 1. If Robert Briggs finds the flower in the book, what does that mean? It means his flower has already been identified and has a name. 2. How would he knows if his l
5、ily is a new species? By checking it against other lilies in the specialist book. 3. Why do plants all have two names? Because the first is like the family name, and the second is like a given / personal name. 4. What was the serious problem for biology that Linnaeus solved? His system was easy to d
6、iscover whether a plant was new or not and who had the right to name it.NAMING A FLOWERRobert Briggs (RB) is talking to Zhang Wei (ZW) about a new kind of lily he has found. ZW: Hello Robert. Whats that book youre carrying? RB: A book that helps you identify a flower. ZW: I see. Why do you want that
7、? RB: Ive found this lily. It looks different to me. So I want to find out if its new or not. Our biology teacher told me that if its already known, Id find it in this book. ZW: Wow! So you think you may have found a new lily? RB: I hope so, but I have to do some research first to find out for sure.
8、 ZW: What happens if its in the book? RB: It means that somebody else has found it and named it. Then Ill know its biological name. ZW: What do you mean by the biological name? RB: Actually like us a flower has two names. The first is the group of flowers it belongs to like a family name. A rose is
9、one such group. The second is the kind of flower like a given name. It may describe what the rose looks like; for example, the colour of an autumn sunset. Together you get the flowers name, which is Rose Autumn Sunset. ZW: Gosh! Who made that system? RB: A great scientist called Carl Linnaeus. He li
10、ved in Sweden from 1707 to 1778. ZW: So long ago! RB: Yes, and he solved a very serious problem for biology. ZW: What was that? RB: Before him nobody could tell if a plant was new, as there was no way of checking. Therere so many plants, you see! ZW: Yes, I appreciate that! So his system is still us
11、ed? RB: Indeed it is. If my flower isnt in this book, Ill know that Ive found a new kind of lily. ZW: Thats great! Can I come and help you? This research sounds fun. RB: Yes, and if Im lucky (fading out)Using words and expressions 1. This is a report on living conditions in England in the 19th centu
12、ry. Choose the proper words in its correct form to put into the text. instruct, neighborhood, pollute, defeat, handle, suspect, blame, severe, clue, link . to, draw the conclusion, cureEducated people in the twenty-first century may find it hard to believe that two hundred years ago people did not _
13、 illness _ problems in the environment. We all know that in London drinking _ water caused many deaths from cholera. There was a _ to its cause because it always started in the poor _. Then it spread to the richer areas as the servants passed it on. Many doctors _ that polluted water was to _ and cl
14、ean water was the _. John Snows investigation proved that the dirtier the water, the more _ the illness. So the government and the doctors _ that water must be purified. They _ people to remove the _ from the pumps if the water was infected. Thus cholera was _ in the end.link topollutedclue neighbou
15、rhoodsuspectedblame cure severe drew the conclusion instructedhandles defeated2. Write the correct numbers in brackets.1 2 5 4 3 6 1 3. Translate these sentences into English, using the words and phrases in brackets. 1. 除了去公园以外，这个夏天我就没有出过公寓。(apart from) Apart from going to the park, I limit my movements to my neighbourhood. 2. 没有足够的证据很难作出结论。(make a conclusion) It is difficult to draw a conclusion without enough evidence. 3. 这些科学实验的结果对于我们非常有价值, 它们将有助 于我们的研究取得成功。(scientific enquiry; contribute to) These scientific enquires will contribute to the succ
