初中期末试题汇编：阅读理解-阅读题材-科普知识类2
阅读理解（共24小题）
1.（2019秋?朝阳区期末）People,animals,andotherthingsmakesounds（声音）（大声的）orquiet,
happyorunhappy.
Soundsareveryimportant.Mostpeopleandanimalsusesounds,tocommunicate（交流）itheach
other.Manythingsalsomakeusefulsounds.Drums（鼓）
Whatissound?Well,thereissoundhenanobject（物体）vibrates（震动），
ormoves（移动）backandforthveryfast.Avibratingobjectmakestheairarounditmove.Thisishosound
travels.Forexample,henadrivingcarpassesby,youhearthesoundofthepassingcar.Wecallthevibratingair
soundaves
（声波）.
Therearedifferentkindsofsounds.Somesoundsareloud.Othersarequiet.Theloudnessofsoundiscalled
volume（音）.Veryloudsoundsarebadforyourears.Becarefularoundloudsounds.Coveryourearsith
yourhandshenyouhearthem,ormoveaayfromtheloudsounds.Whenyouuseearphonestolistentomusic
Soundsareeveryhereinourlife.Enjoythesoundsoftheorldandbecarefulithyourears!
（1）Soundsareveryimportantbecause.
A.moststudentshavemusicclassesatschool.
B.mostchildrenlikeplayingthepianoanddrum.
C.mostpeopleandanimalscommunicateithsounds.
（2）Hodoessoundtravel?
A.Anobjectvibratesinadrivingcar.
B.Anobjectmovesbackandforthverysloly.
C.Anobjectvibratesandmakestheairarounditmove.
（3）Whatcanelearnfromthepassage?
A.Veryquietsoundsarebadforyourears.
B.Turndonthevolumehenelistentothemusic.
C.Differentkindsofsoundshavethesamevolume.
2.（2020春?西城区期末）Singingandmusicplayanimportantpartinourculture.Youllfindmusicinmanypartsof
ourlives:theater,television,movies,andcelebrations.Athome,musiccanb