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Question
Just like birds and dolphins you can also make your own language of sounds for giving messages. Remember you have to talk to your friends with only sounds and no words. How and when will you need to give an alarm call? For example, when the teacher is coming to the classroom!
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Solution
You and your friends can produce some sounds like, YAHOO or HOHO, to sound an alarm. This can be used to alert others when the teacher is coming to the classroom.
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