1、Section_Warming Up & Reading PrereadingThere are a great many plants and animals that live under the sea. Do you know something about sea turtles? And how they live under the sea? Please read the following passage to get the answers.Sea turtles are sometimes referred to as “marine turtles”， referenc
2、ing the fact that they have adapted to living primarily in the marine environment. All seven living species of sea turtles are endangered, and conservation efforts all over the world are attempting to prevent the extinction of sea turtles. The loss of sea turtles would not just be a blow to biodiver
3、sity: sea turtles are also important for the health of the worlds oceans.Like other turtles, sea turtles have a hard shell into which they can retreat. Their front legs have adapted into a flipperlike (鳍状的) form which allows them to swim rapidly and efficiently, and their bodies are slightly flatten
4、ed to reduce resistance in the water. Some sea turtles can also use their flippers for climbing.The sea turtle has developed a respiratory (呼吸的) system which allows it to dive and stay underwater for as long as five minutes. Depending on the turtles level of activity and stress, it may need to surfa
5、ce soon for air. Sea turtles breathe in explosively, filling their lungs with enough air to supply them during dives.Sea turtles feed on other marine life and seagrass, a flowering plant which is widespread in the worlds oceans. They can be found in every ocean except the Arctic. Sea turtles are esp
6、ecially vulnerable (易受伤的) during egg laying, since many are slow and unhandy on land, and the eggs may be broken by careless walkers or viewed as a tasty snack by numerous predators. Once the eggs hatch, the young make their way to the ocean and begin their water life.The smallest sea turtles reach
7、a length of around 30 inches, while the largest can exceed six feet. Sea turtles live for up to 80 years, and once they reach their maturity, they are difficult for predators to kill, thanks to their hard shells. They are easily vulnerable, however, to trawling and a variety of other human activitie
8、s, along with changes in the marine environment such as coral bleaching (珊瑚白化) and nutrient pollution.Warming Up1.Match the pictures and the proper introductions.(1)_a mammal which lives in the sea and looks like a large fish with a pointed mouth, related to the whales but generally smaller(2)_a sea
9、 creature with a clear soft body and tentacles (触须；触角) that can sting you(3)_a sea plant like a garden plant with red, purple, or white flowers(4)_a large reptile (爬行动物) which has a thick shell covering its body(5)_a hard substance formed from the skeletons of very small sea animals. It is often use
10、d to make jewelry(6)_a type of small fish which appears to swim in an upright position and whose head looks a little like the head of horse(7)_a large animal with flippers, which eats fish and lives partly on land and partly in the sea, usually in cold parts of the world(8)_a very large mammal with
11、the general shape of a fish and one or two blowholes for breathing答案：(1)(5)BEGAD(6)(8)CFH2Fill in the blanks according to the following pictures.(1)Killer whales are one of the top predators (食肉动物) in the sea. As a group, killer whales are known to eat fish, squid, seals, sea lions, penguins, even o
12、ther whales.(2)Baleen whales have no teeth but instead have baleen plates with which the whales can filter the food out of the water.(3) Orcas are highly social animals that travel in groups called pods. Pods usually consist of 3 to 30 whales, and are led by females. Orca pods often work together to
13、 catch a meal.(4)On the top of the head, toothed whales have a single blowhole, the baleen whales have two blowholes, which open only when the whale takes a breath.(5)Whales share five common characteristics with other mammals.Whales breathe air into lungs.Whales have hair (although they have a lot
14、less than land mammals, and have almost none as adults)Whales are warmblooded (they maintain a high body temperature)Whales give_birth_to their young.Whales feed their young with milk.Fast Reading1Read the text quickly and complete the main idea of it.The passage consists of two anecdotes written by
15、 Clancy. They are mainly about how Old Tom helped the whalers hunt_the_whale and saved_James_from_being_attacked_by_a_shark.2Skim the text and put the following sentences into a right order.(1)_AGeorge started beating the water with his oar.(2)_ BClancy grabbed his boots and raced after George to th
16、e boat.(3)_ CClancy arrived at the whaling station.(4)_ DThe killers started racing between our boat and the whale.(5)_ EClancy heard a loud noise coming from the bay.(6)_ FClancy was sorting out his accommodation.(7)_ GClancy ran down to the shore.(8)_ HThe man in the bow of the boat aimed the harp
17、oon at the whale.答案：(1)(5)CFEGB(6)(8)ADHCareful Reading1Read the text and then choose the best answers.(1)At first, it was _ that told the whalers there was a whale for them and showed them the way.AGeorgeBJamesCthe writer DOld Tom(2)Which of the following is TRUE?AThe killers sometimes harmed the w
18、halers.BOld Tom was 70 years old.COld Tom never did favor for the whalers.DOld Tom and his friends were helpful to the whalers.(3)Why did the killers throw their bodies on the top of the whales blowhole?ATo protect the whale.BTo help the whale run away.CTo stop the whale breathing.DTo tell other kil
19、lers to come closer.(4)Why did the whalers leave the whales body behind and return?ABecause they had lost it.BBecause they left it to the killers.CBecause they would fetch it the next day.DBecause their boat was too small.(5)Whats the main idea of this passage?AAbout a big fish which helped the fish
20、ermen.BAbout great whales which helped the whalers.CAbout the whalers who were surviving on the sea.DAbout the whaling station where the whalers could catch the whales.答案：(1)(5)DDCCB2Read the text carefully and fill in the form.Killers behaviourWhalers reactionBeforethe hunt(1)Throw itself out of th
21、e water and then crash down again.Swim by the boat and show us the way.(2)Lead us to the hunt.One whaler(3)yelled out.George ran ahead.Clancy raced after him. They jumped into the boat and (4)headed out into the bay.Duringthe huntThrow themselves to stop it (5)breathing.Stop it (6)diving or fleeing
22、out to sea.(7)Aimed the harpoon at the whale, let it go to hit the spot.Afterthe huntIts body was(8)dragged down into the (9)depths of the sea.Started (10)turning the boat around to go home.They have amazing relationship. SummaryRead the text carefully and then fill in the blanks.Clancy had heard of
23、 the story that every year the killers helped whalers catch huge whales before he began to work at the whaling station at the age of 16. After working there he witnessed it with his own eyes many times. On the afternoon he arrived, when he was sorting out his 1.accommodation (accommodate), he heard
24、a loud noise coming from the bay. Then he experienced how the killers, especially Old Tom, 2.helped (help) lead the way and catch a whale. First, 3.a pack of about six killers worked as a team to attack the whale, some 4. throwing (throw) themselves on the top of the whales blowhole to stop it breat
25、hing and others stopping it diving or fleeing out to sea. Then a whaler aimed the harpoon 5.at the whale and let it go. The harpoon hit the spot and being badly wounded, the whale soon died. Clancy was surprised to find the killers dragged the whales body swiftly down into the 6.depth (deep) of the
26、sea. He 7.was_told (tell) that the body wouldnt float up for around 24 hours, during which the killers would have a good feed on its lips and tongues. One day, one of the whalers, James was washed off the boat when they were out in the bay. Just as James was terrified of 8.being_abandoned (abandon)
27、by the other whalers, a shark appeared. 9To Clancys surprise, it was Old Tom 10.who/that came and saved James in time. DiscussionDescribe the relationship between Old Tom and the whalers.Old_Tom_had_a_strong_relationship_with_the_whalers._There_was_obviously_a_great_deal_of_understanding_and_cooperation_between_them.