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Unit 4 What sounds can we hear
课时练习1 Get ready
主题情境 典典和朋友们参加了学校组织的户外活动，一起来看看吧！
一、典典和同学们在自然公园听到了很多大自然的声音。听句子，选出所听到的单词。
(　　) 1.A.grass B.trees C.grapes
(　　) 2.A.read B.river C.lake
(　　) 3.A.chick B.ducks C.dog
(　　) 4.A.bees B.bananas C.birds
(　　) 5.A.see B.hear C.wear
二、看典典在公园拍摄的照片。根据图片提示，选词补全句子。
1.I can see green_________.
2.Let's walk down by the__________.
3.Look at the________.I can see some fish in it.
4.Look！They are___________and_________.
5.I like the sound of a________.I can________ it in the park.
三、之后同学们玩起了动物模仿秀。请根据同学们的形容，选择对应的动物。
四、在声音分享会上，天天为大家展示了一张海报。阅读海报，判断句子正(T)误(F)。
(　　) 1.The guzheng's sound is like flowing water in winter.
(　　) 2.The word “gentle” in the poster means “轻柔的”.
(　　) 3.The erhu is not a traditional Chinese instrument.
(　　) 4.The erhu's sound is always (总是)sad.
五、典典为大家分享了一个关于声音的故事。阅读绘本，完成任务。
任务一：阅读绘本，填单词描述小猴子的情绪变化。
1._______ 2.________ 3__________
任务二：根据绘本内容，判断下列句子正(T)误(F)。
(　　) 1.The echo says “Hello” first.
(　　) 2.The echo doesn't like the little monkey.
(　　) 3.The echo is happy when the little monkey is angry.
(　　) 4.The little monkey makes a friend in the end.
(　　) 5.We can tell friends “I like you. ”
六、活动最后，老师给大家分享了一个寓言故事。阅读故事，选择正确选项。
One day，a man goes into a house and sees a beautiful bell(铃铛) on the wall.He really wants to steal the bell and take it home.But the bell is big and heavy.When he hits(击打) the bell，it makes a loud sound.He is afraid that others will hear it，so he plugs(堵住) his ears.He thinks that if he can't hear the sound，no one else can.Then he hits the bell again.Inthe end，some people find him and catch him.
(　　) 1.The man wants to_______.
A.clean the bell B.steal the bell C.ring the bell
(　　) 2.What does the word “steal” mean？
A.购买 B.偷窃 C.赠送
(　　) 3.Why does the man plug his ears？
A.Because he can't hear.
B.Because the bell is big.
C.Because he wants to stop the sound.
(　　) 4.At last(最后)，_______.
A.the man gets the bell
B.the man runs away
C.some people find him and catch him
听力原文
1.Listen！I hear the wind in the grass.
2.I can see the river.
3.We can see some ducks on the lake.
4.I like the sound of birds.
5.Diandian can hear the bees.
参考答案
一、1.A 2.B 3.B 4.C 5.B
二、1.grass 2.river 3.lake 4.bees birds /birds bees 5.duck hear
三、1.D 2.B 3.C 4.A
四、1.F 解析：由 “The guzheng...It sounds like flowing(流动的) water in spring.” 可知，古筝声音像春天的流水，不是冬天，故填 F。
2.T 解析：由“It sounds like flowing(流动的) water in spring.It's gentle and clear.” 可知，“gentle”理解为 “轻柔的” 合理，故填 T。
3.F 解析：由 “The erhu is a traditional Chinese instrument.” 可知，二胡是中国传统乐器，故填 F。
4.F 解析：由“Its sound...Sometimes(有时) sad，sometimes lively
(欢快的).”可知，二胡的声音有时悲伤有时欢快，不总是悲伤，故填 F。
五、任务一1.sad 2.angry 3.happy
任务二1.F解析：由图2可知是小猴子先喊“Hello？Who's there？” ，回声重复，不是回声先喊，故填F。
2.F解析：回声是重复小猴子的话，不是真的不喜欢小猴子，故填F。
3.F解析：回声只是物理现象，不存在“开心”情绪，由回声形成原理(声音反射)可知填F。
4.T 解析:由图6小猴子所说的“I guess we're friends now.”可知小猴子最后认为和回声成为了朋友，故填T。
5.T 解析：由图5妈妈说“Friends say nice words to each other.”以及小猴子说“I like you.”后回声的回应可知，可以和朋友说这句话，故填T 。
六、1.B 解析：由“He really wants to steal the bell and take it home.”可知，男人想偷铃铛，故选B。
2.B 解析：结合故事“take it home”(把铃铛带回家)以及常识“掩耳盗铃”寓意可知，“steal”是“偷窃”的意思，故选B。
3.C 解析：由“He is afraid that others will hear it，so he plugs(堵住) his ears.He thinks that if he can't hear the sound，no one else can.”可知，他堵耳朵是想阻止声音(让别人听不到 )，故选C。
4.C 解析：由“In the end，some people find him and catch him.”可知，最后一些人发现并抓住了他，故选C。

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