2024年广东省中考信息押题卷(三)3试题(英语)-2024-2025英语周报圈

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babies'attention,researchers suggest.This might aid bonding and vocal learning.During the first few months of life,each common bottlenose dolphin develops aunique tune.This whistle is unique like a name.The dolphins shout out their own"names"in the water.The calls likely serve as a way to keep track of each other,says marine biologist Laela Sayigh.She works at the Woods Hole OceanographicInstitution in Massachusetts.But dolphin moms seem to tweak their pitch when they're with their babies.Young dolphins tend to stay by mom's side for three to six years.Researchers analyzed unique whistles from 19 female dolphins-both with andwithout their babies close by.This wild population lives near Sarasota Bay,Fla.Scientists have been studying this community of dolphins for decades.The audio wasrecorded during catch-and-release health checks done from 1984 to 2018.The researchers examined 40 instances of each dolphin's unique whistle.Half ofeach mother's whistles were voiced when her baby stayed with her.Whistles whenyoungsters were around had a wider range of pitches.On average,the highest pitchwas a bit higher than when babies weren't near.The lowest pitch was slightly lower.28.How do bottlenose dolphins communicate with each other according to the text?A.By blowing whistles.B.By playing games.C.By singing in a low pitch.D.By touching each other.29.What does the underlined word "tweak"mean in paragraph 4?A.Copy.B.Lose.C.ChangeD.Notice.30.When do bottlenose dolphin moms whistle the highest pitch?A.When they are hunting foods.B.When they are playing games.C.When they find their enemies.D.When their babies stay with them.31.What is the author the most likely to be?A.An artist.B.A scientist.C.An engineer.D.A fisherman.DHave you ever argued with a friend,and said or done something you regretted?Sometimes it can be hard to put things right,especially when feelings have been hurt.Knowing how to apologise can help you become friends again and understand why youfell out in the first place.率·1825DY·英语（二）-BSD-必修第一册-Y

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