【正文】 ___.a. unusual b. surprisingc. frightening d. shocking5. which paragraph(s) is (are) mainly about “the wagging dance shows direction”?a. paragraph 2 b. paragraph 3c. paragraph 2 and 3 d. paragraph 2, 3 and 46. the different position of the sun can be shown by _______.a. the right part of the wagging danceb. the right part of the circle dancec. the straight part of the wagging danced. the straight part of the circle dance7. which of the following statements is possible according to the last paragraph?a. we human beings can municate as honey bees dob. we human beings can go as quickly as honey bees.c. we human beings can e to help each other in a very fast way.d. we human beings can learn something from animals’ behavior(b。a。d。b。c。c。d)iii. questions:1. did the wagging dance tell the bees how far away the food was?2. how did the bees learn the direction of a feeding place?suggested answers:1. in order to answer this question, karl von frisch and his coworkers set up a feeding place close to the hive. then they slowly moved it farther and farther away. they then watched the wagging dance and discovered that the father away the feeding station was, the slower the dance was. so it was clear that the number of wagging dances per minute told the exact distance to the feeding place.2. karl von frisch watched the wagging dance very carefully. he noticed that the straight part of the dance was different in the afternoon from what it had been in the morning. he found out that the straight part of the dance changed when the sun’s position changed. if the feeding place was toward the sun, the dancer headed straight upward during the straight part of the wagging dance. if the feeding place was away from the sun, the straight part of the wagging dance pointed downward. in this way, the wagging dance of the bee showed the direction of a feeding place.unit Bees language points篇三i. fast reading1. in the cave the two brothers discovered______.a. a secret art museum b. strangelooking animalsc. nothing but paintings d. lots of paintings and carving2. after they decided to say the night in the cave, they_____.a. talked about the discovery b. danced excitedlyc. didn’t feel sad at all d. collected enough food3. the two brothers thought that it looked as if they had stepped into a secret art museum because______.a. there was a wall of painted animals in the caveb. there were so many paintings and carvings on the rockc. they were examining the pictures like visitors to a museumd. the cave was like an art museum which only the two boys knew4. which of the following statements is not correct about the writer’s feelings?a. he was excited because he wanted to tell about the discovery.b. he felt sad because he couldn’t tell his family they were safe.c. he was proud they discovered something of great value.d. he felt disappointed because the cave would bee very noisy the next day.5. why did the writer think that they were in a better position than their grandparents?a. because they were safe and had made a great discovery.b. because their grandparents did not know what was happening to them.c. their grandparents were very worried, but in fact they were safe.d. because they had discovered such extraordinary paintings in the cave.2. questions1. how did the boys feel when they saw the shapes on the rock?2. what did the writer do then?3. what astonished them?4. why did they stay the night in the cave?5. why did the writer feel excited? and why did he feel sad at the same time?6. why did the writer want that moment to continue for ever?7. what did the two boys imagine would happen?8. what did they wonder about?9. how old were those carvings and paintings?10. what was the headline in the newspaper?ge points1. i got the radio____ again by twiddling（纏繞）with some wires.a. to work b. working b. worked c. work2. many american women are choosing single life or_____ later in life. they are more independent than women______.a. get married。 used to b. getting married。 used to bec. marrying。 used to d. getting marry。 used to be3. i made a great ______in a secondhand bookshop yesterday and got many old books i had wanted for long.a. discovery b. find c. looking for d. researchthe novel harry potter ______, it topped bestseller lists for many months.a. came across b. printed c. came out d. published5. many plant species________ by humans and being extinct(滅絕).a. destroy b. are destroyingc. is destroyed d. are being destroyed6. the guinness book of records is a reference book that______ all types of records about the world and its inhabitants(居住者).a. covers b. writes c. obtains d. holds7. thin oxygen, strong winds, and awfully cold temperatures make_____impossible for any animal or plant life to exist on the mountain.a. this b. it c. which d. its8. centuries ago, women in europe ______wear wooden or metal corsets (緊身內(nèi)衣) to give them thin waists.a. use to b. used to c. are used to d. were used to9. red, often used in fast food restaurants, makes us feel active, _____after we have eaten, we want to get up quickly and leave, thus ____space for more customers.a. so that。 making b. so that。 to makec. however。 making d. in case。 makegermany, for instance, ____ there are now very few wolves, a campaign has started to protect wolves.a. which b. where c. that d. when11. the successfully man talked about the difficulty ____he managed to collect enough money to start his first pany.a. which b. with which c. with it d. in which12. _____weather it is, we shall start tomorrow。 and i cannot wait any longer.a. no matter b. what c. whatever d. even though13. have you repaired my watch yet?not yet, but i _____it by 11 am.a. am repairing b. have repairedc. will have repaired d. have been repaired14. it looks as if the rain will continue for some time, but it may____ be