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Title: Dolphins Ⅰ. Characteristics mammals : warm-blooded animals and one baby at a birth length : 51.___________ lifespan : 40 years highly sociable animals Ⅱ. 52.___________ teeth → holding slippery fish and eating fish whole 53.__________ opening and nodding mouth → expressing their aggression 54._________ jaw → expressing greater aggression blowhole at the top of their head → 55.____________ eyes with a special slippery secretion → protecting the eyes from foreign objects and water friction 56._____________ ears → swimming at high speed through the water Ⅲ. Tail powerful to move through the water 57.___________ and expressing annoyance and danger Ⅳ. 58.___________ completely smooth to move easily through the water and reduce heat loss full of rake marks to become badly sunburned easily Ⅴ. Body 59._____________ to swim at high speed through the water Ⅵ. Habitual nature short catnaps with only half of its brain 60.___________ breathing activities during night time for feeding |
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A.introduce the topic to be followed |
B.praise Lydia Angyiou for her bravery |
C.remind us of the unexpected danger of life |
D.show the importance of super-human strength |
A.You are helped. | B.You are inspired. |
C.You are confident. | D.You are cornered. |
A.Brave Mother | B.The Cause of Stress |
C.The Benefit of Stress | D.Super-human Strength |
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