高二选修7Unit3Underthesea-Reading[阅读课件].ppt

If you like, you can go to see more about the ocean life at an aquarium,on a boat trip,or, in books, on the Internet, in the Ocean Park, on TV etc.,Now, we are on a snorkeling trip under the sea. Later, well come across a great variety of marine animals. Guess what well see?,What are those?,Dolphins,Whats this?,A Jellyfish,Look Its coming towards us.,That is a Sea turtle.,That looks beautiful!,Its a sea horse.,jellyfish 水母,Butterfly fish,parrotfish 鹦鹉鱼,anemone,anemone fish,Oh, some other different oceanic animals!,sea flower / anemone,sea star,coral,Different kinds of little fishes,An Angel fish,Sea flowers,Clown fishes,sea horse 海马,clam 蛤,Coral 珊瑚,A shark is coming Dangerous!,Shark 鲨鱼,White whale白鲸,Killer whale虎鲸,Pre-reading,Do you know about whales ?,such as,the baleen whales,the killer whales,Step Two,killer whales king of the sea, biggest carnivore(食肉动物) of the sea, killing all kinds of animals in the sea, even the huge blue whale, like tiger on land, working in a team.,baleen whales,Pre-Reading: Guess what is the name of this animal?,A Killer Whale !,What do you know about killer whales?,Common name: Killer Whale Introduction: Males can reach lengths up to 27 feet and can weigh up to 12,000 lb. You can tell an adult male from an adult female by the shape of their dorsal fin (males longer, up to 6 feet tall). killer whales are found in all oceans of the world. As a group, killer whales are known to eat fish, squid, seals, sea lions, penguins, even other whales. Thus, they are called “Killer Whales”,Scientific name: Orcinus Orca,Do the “True” or “False” exercises.,The author believed the story was truth at the very beginning. 2.The killer whale was throwing itself out of the water and then crashing down again just to play. 3.Old Tom swim by our boat, showing us the way.,1st Reading,F,T,F,4.The whale caught by the killers died and its whole body was eaten by the killers. 5.James was afraid of being abandoned by us. 6.No one saved James, and he was killed by a shark.,F,T,F,Answer the following questions: 1. What other animals did the author compare the killer whales with? 2. Why did George think that the killer whales worked as a team? 3. How did Old Tom help James? Why do you think he did this?,Rereading,What other animals did the author compare the killer whales with? Why did George think that the killer whales worked as a team? 3. How did Old Tom help James? Why do you think he did this?,dogs,Because he could see that some of the killers were throwing themselves on top of the whales blow hole while others were preventing it from swimming out to sea.,Old Tom prevented James from drowning. Old Tom wanted to help his human friends.,The text is mainly about _. A. the killer whales are easily trained B. the killer whales can help the whalers catch the huge whales C. the killer whales kill the whales for their food D. the killer whales drag the whales under the water,B,Text Comprehension,2. _ killed the whale at last. A. Old Tom B. the killer whales C. the author D. the whalers,D,Text Comprehension,3. After the whale died, the whalers turned the boat around and went home because _. A. they knew it would float up tomorrow B. they abandoned it C. the killer whale would drag it back soon D. a dead whale is useless,A,Text Comprehension,4. The killer whale protected James by _. A. fighting the shark B. killing the shark C. preventing the shark going closer D. dragging him back,C,Text Comprehension,5. From the story, we learn that _. A. the whalers neednt train the killer whales B. the whalers may train the killer whales C. the killer whales live on other whales D. the author worked in the whale station for a long time,B,Text Comprehension,Homework:,New words,witness pack flee abandon annual,v. to se