Study Shows How Birds Localize Sound - Hearing Reviewbird hearingdirectional hearingexternal earsHans A. Schnyderlocalize soundTechnische Universität München
百度试题 结果1 题目How nice the birds are singing! ___ sound wonderful. A. They B. It C. He D. She 相关知识点: 试题来源: 解析 A。birds 是复数,用 they 指代,A 选项正确。
解析 答案:B核心短语/句式:they:它们翻译:听!鸟儿发出美妙的声音,它们听起来多么美妙! 解析:据题意可知,第一个空应该用名词,sound为不可数名词,要用单数,beautiful sound美妙的声音;句子为一般现在时,主语they为复数,动词要用原形sound;故答案为B。
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“Stay off the patio!” Tessa called to her children, who seemed to have forgotten they hated each other and were now playing a game they’d invented called “I can make a grosser sound that you can!” Blech….Buurrrp….Gaaaag… ...
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3.Birds can make different sounds to show different meanings. 4.When a dog is not happy you’d better keep away from it. 5.Humans have their own languages and words. 5How do animals communicate (交流) with each other?They have special"languages".In fact,they are using signals (信号)....
【解析】选项A,sound+形容词,听起来(强调听的效果,给人以某种印象);选项B,listen to+名词,听(强调听的过程);选项C,hear+名词,听到(强调听到的结果);选项D,sound like,听起来像,后接名词,,形容词,引导的从句作表语;结合句子,根据the music(音乐)和the singing of the birds(鸟儿的歌唱),名词,可知空白处...
4. According to paragraph 4, why do birds prefer to sing at the beginning and end of the day? O Their calls are less likely to produce echoes. O Their calls do not have to compete with the sounds of other animals. O They are less vulnerable to predators then. O The sound of...
People want to know how fish can hear sounds without ears.But fish do have ears.We cannot see the ears because they are inside their bodies,and they hear very well with them.Their listening is much better than man’s.Many water animals make noise while they are doing something.Sound are...