题目列表(包括答案和解析)
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根据图画及上下文提示,在下面对话的空白处填入适当的话语(话语可以是句子、短语或词),使对话完整。
A:Hey, Ginny.What do you call those big,gray things in the water?
B:__1__.
A:What?
B:Manatees。They’re very gentle and very shy.
A:__2__?
B:They’re usually about 10 feet long and they weigh about 1000 pounds.
A:How much do they need everyday?
B:They need about 1 00 pounds of aquatic food a day.
A:__3__?
B:It is underwater plants and vegetation(植被).
A:That’s what they eat?
B:Yes.it is.
A:__4__?
B:Yes,they are endangered(陷入困境).But,we’re trying to save them
A:Wait a moment.Why are they endangered?
B:__5_.
A:Where do they live?
B:They live in the swamps(沼泽).__6__ .They are endangered also because there sometimes isn’t enough food for all of them.
A:__7__.There used to be a lot of manatees,but now there aren’t very many of them left,I think.
B:Yes,__8__ .At this point,there are only about 2,500 in the U.S.
A:__9__?
B:Since 1927 laws have been passed to protect them.
A:Thank you for your information.
B:__10__.
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