人教版八年级英语下册Unit 2 Stay Healthy知识点（2026春）

八年级英语下册

Unit2知识点

[Usefulexpressions]

1.toomuch太多

2.haveastomachache胃痛;肚子疼

3.somewaterwithhoney一些加蜂蜜的水

4.seeadentist看牙医

5.avoiddoingsth避免做事

6.sufferfrom受苦；受折磨

7.takeaseat坐下

8.haveafever发烧

9.takeone*stemperature给某人量体温

10.havetheflu患流感

11.takesomemedicine吃一些药

12.wearamask戴口罩

13.stop...fromdoing防....；阻.....

14.falloff从....摔下来

15.enjoyoneself过得高兴；玩得愉快

16.beinhospital生病住院

17.takecareof照顾；照看

18.what'smore更有甚者;更为重要的是

19.infact实际上

20.fallfrom从....掉落

21.catchfire着火

22.pour...into把....倒入......

23.turnon接通（电流、煤气、水等）；打开

24.noway不可能；没门

25.stopdoingsth停止做某事

26.onfire着火;火

27.inapanic:惊慌中

28.turnoff关闭

29.so...that...:如此...以致于...

30.cryout:大叫

31.throwoneselftothefloor某人扑倒在地板上

32.putoutthefire:灭火

33.beaboutto即将;正要（做某事）

34.stopshort突然停住

35.thanksto多亏了

36.firstaidandsafetyclasses:急救和安全课程

37.eatout上馆子吃饭;在外用餐

38.liedown平躺；平卧

39.startafire生火

40.keepsbsafefromharm保护某人免受伤害

41.heal1prgicto对....过敏

42.jumpintoaction立即行动

43.atonce立刻

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44.takecareof照顾

45.fromnowon从现在起

[Targetsentences]

1.Youdon'tlookwell.What*swrong,David?

-Ihaveastomachache.Iatetoomuchatmyfriend'sbirthdaypartyyesterday.

2.----Whydidyoueatsomuch?

-Icouldn,thelpmyself!Thefoodwastoodelicious.Myfriend'smothercooked

everythingherself.

3.----Didyouhurtyourself?

----Yes,Ifellduringthefootballgameyesterday.ItseemedOKatfirst,butnowI

haveabackache.

4.Accidentsoftenhappeninsport.Bemorecarefulnexttime!

5.----Wouldyoulikesomesnacks?Helpyourself!

----No,Ican,teatanything.Ihaveaterribletoothache.

6.----Didyoubitesomethinghard?

----No,IthinkIatetoomanysweetthings.Oh,mytoothreallyhurts!

7.1'insorry,butit'sdifficultformetotalk.

8.Ipractisedmyspeechbymyselfforhoursyesterday.IguessIdidn,tdrinkenough

water.I'msufferingfromasorethroatnow.

9.Youshouldn7teatsomuchnexttime.I'11giveyousomemedicine.

10.Andpleaseavoidsoftdrinksfornowasthegascouldmaketheacheworse.

11.Youshouldseeadentist.YoumightneedanX-ray.

12.---WhatshouldIdofornow?

----Youcouldeatsomesoftfood.Butnomoresweetthings.13.Remembertobrushyour

teethcarefullytoo!

14.Tdidn,texpecttoseesomeonearoundthecorner.

15.Ifeltsocold,andIdidn'thavemuchenergy.

16.Whenyou'reoutside,pleasewearamask.Itstopsusfrompassingthefluvirus

tootherseasily.

17.Ifyoutakegoodcareofyourself,you'11getbettersoon.

18.Toprotectyoureyes,every20minutes,youshouldrestyoureyesandlookat

somethingfaraway.

19.Theyenjoyedlearninghowtodomanythingsthemselves.

20.Jamesdecidedtomakefriedchicken.

21.Thepanwasonfire!Largeflameswerejumpingintotheair.

22.Inapanic,Jamesturnedoffthestoveatonce.

23.Buthewassoclosetothepanthataflamejumpedontohisshirt.

24.Heputoutthefirebyrol1ingontheground,butthepanwasstillburning!

25.Allenwasabouttodosowhenhestoppedshort.

26.Thankstothefirstaidandsafetyclasseshetookatschool,heknewthatwater

couldmakeoilfiresmuchworse!

27.Suddenly,somethinghitherhardandthrewhertotheground.

28.Hisfacewascolouredwithfear.

29.Shewassufferingfromshockandherarmwasbleeding.

30.1'11avoidlookingatmyphonewhilecrossingtheroadnexttime.”

31.I'mal1prgictoppanut.s!

32.Hisfriendsjumpedintoactionandtookhimtothehospitalatonce.

[Languagepoints]

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1.—Youdontlookwell.Whatswrong,David?

--1haveastomachache.Iatetoomuchatmyfriend'sbirthdaypartyyesterday.

①look+形容词（系动词用法）look作系动词，后接形容词，表示“看起来……”

辨析：lookwell（身体好）;lookgood（外貌好看）

②What'swrong?询问对方“怎么了？出什么事了？”

③havea+病痛名词：患病表达

如：haveastomachache/toothache/backache胃痛/牙痛/背痛

【拓展延伸】表示疾病及事故伤害的语言特征

用"have/a（n）+疾病名称”表示患病。

haveafever,haveacough,haveastomachache,getatoothache等。

用“be/fecl十形容词”表示不适，或用“get十动词的过去

分词形式”表示受伤。

be/feeltired,be/feelsick,headfeelshot,gethurt,gethitbyaball等。

用动词take/get（以take更为常见）表达诊治。

takeone'stemperature,takesomemedicine,take/getanX-ray等。

用see或goto...表达就医。

seethedentist/doctor,gotoadoctor,goto（the）hospital等。

用动词“hurt/cut/break+具体部位”等表示伤害。

hurtmyleg,cutherfinger,breakhimarm等。

hurt/cut等动词还口J接用反身代词进行反指，表不“伤着/切着某人自己了”。

@toomuch：修饰不可数名词或动词，表“太多”

2.Whydidyoueatsomuch?

-Icouldn,thelpmyself!Thefoodwastoodelicious.Myfriend,smothercooked

everythingherself.

①couldn,thelponeself固定短语：情不自禁；忍不住

②too+形容词/副词8。修饰原级，表“太……”

③herself反身代词，意为“她自己”，此处表亲自。

【拓展】：myself/yourself/himself/ourselves/themselves/yourselves

固定搭配：

（all）byoneself独自，单独enjoyoneself玩得高兴；过得愉快

foroneself亲自；为自己dressoneself给自己穿衣服

helponeselfto...随便吃/用……teachoneself自学

loseoneselfin沉浸于hurtoneself伤着自己

3.①Accidentsoftenhappeninsport.Bemorecarefulnexttime!

inanaccident在事故中

②

byaccident意外地

③happen不及物动词：发生，无被动语态，常用：sth.happentosb.某人发生某事

④insport固定搭配：在运动中

⑤Becareful祈使句：小心！morecareful：careful的比较级

nexttime固定短语：下次

4.Wouldyoulikesomesnacks?Helpyourself!

---No,Icanyteatanything.Ihaveaterribletoothache.

①Wouldyoulike-"?委婉提建议/邀请：你想要...吗?

②some用于委婉疑问句，表希柒得到肯定问答

③anything不定代词：任何东西（用于否定/疑问句）

④haveaterribletoothache：牙痛得厉害（形容词修饰病痛）

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5.---Didyoubitesomethinghard?

---No,IthinkIatetoomanysweetthings.Oh,mytoothreallyhurts!

①somethinghard形容词修饰不定代词要后置：somethinghard硬的东西

②toomany：修饰可数名词复数，表“太多”辨析：toomany+可数复/toomuch+不

可数/动词

6.1’msorry,butit'sdifficultformetotalk.

①『msorry,but-固定交际用语:很抱歉，但是...（表委婉解释）

②It's+形容词+forsb.+todosth.固定句型：对某人来说做某事是...的③

difficultadj.困难的—difficultlyadv.-*difficultyn.困难

havedifficultyindoingsth.做某事有困难

7.Ipractisedmyspeechbymyselfforhoursyesterday.IguessIdidn*tdrinkenough

water.I'msufferingfromasorethroatnow.

①practisev.练习-*n.practice

②byoneself固定短语：独自；单独

③forhours：for+时间段，表动作持续

④enough修饰名词放前：enoughwater

修饰形/副放后：oldenough

⑤sufferfrom固定短语：遭受；患（病）

⑥asorethroat：喉咙痛

8.Youshouldn7teatsomuchnexttime.I'11giveyousomemedicine.

①should/shouldn,t情态动词+动词原形：应该/不应该

②somuch副词短语：这么多（修饰动词eat）

③givesb.sth.=givesth.tosb.双宾语：给某人某物

④medicine不可数名词：药；somemedicine一些药，takemedicine吃药

9.Andpleaseavoidsoftdrinksfornowasthegascouldmaketheacheworse.

①avoiddoingsth.固定搭配：避免做某事

②softdrinks固定短语：软饮料；不含酒精饮料

③fornow固定短语：目前；暂时

④as连词：因为

⑤make+宾语+形/比较级：使...更.....

⑥worse：bad/ill的比较级：更糟的，最高级为worst

10.Youshouldseeadentist.YoumightneedanX-ray.

①seeadentist固定短语：看牙医

②might情态动词：可能；也许（表推测）

③need实义动词：需要；needtodosth.

11.Remembertobrushyourteethcarefullytoo!

①remembertodosth.：记得去做某事（未做）辨析：rememberdoingsth.记得做过某事

（已做）

②brushone'steeth固定短语：刷牙

③carefuladj.仔细的->carefullyadv.仔细地

12.Ididn'texpecttoseesomeonearoundthecorner.

①expecttodosth.：期待/预料做某事；expectsb.todosth.期待某人做某事

②aroundthecorner固定短语：在拐角处；即将来临

③someone不定代词：某人（肯定句）

13.Tfeltsocold,andIdidn'thavemuchenergy.

energyn.精力：能量-pnprgpt.icadj.精力充沛的

fullofenergy充满精力

lackofenergy精力

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withenergy精力充沛地

14.Whenyou,reoutside,pleasewearamask.Itstopsusfrompassingthefluvirus

tootherseasily.

①when引导时间状语从句：当...时候

②wearamask固定短语：戴口罩

③stopsb.fromdoingsth.固定搭配：阻止某人做某事

④passsth.tosb.：把某物传给某人

⑤fluvirus：流感病毒

15.Ifyoutakegoodcareofyourself,you'11getbettersoon.

①if引导条件状语从句：主将从现_

②takegoodcareofoneself=lookafteroneselfwell固定短语：好好照顾自己

③getbetter：好转；康复

16.Toprotectyoureyes,every20minutes,youshouldrestyoureyesand

lookatsomethingfaraway.

①Todo-动词不定式作目的状语：为了……

②protectv.保护fn.protection

③every20minutes：每20分钟

④reston。'seyes：让眼睛休息

⑤lookat：看

⑥faraway后置定语：远处的，修饰something.

17.theyenjoyedlearninghowtodomanythingsthemselves.

①enjoydoingsth.固定搭配：喜欢做某事

②learnhowtodosth.：学习如何做某事（疑问词+不定式作宾语）

18.Jamesdecidedtomakefriedchicken.

①decidetodosth.：决定做某事n.decision决定②friedchicken固定短语：炸鸡

friedadj.油炸的

19.Thepanwasonfire!Largeflameswerejumpingintotheair.

①beonfire固定短语：着火

②jumpintotheair：窜向空中

③过去进行时：was/were+doing过去正在做

20.Tnapanic,Jamesturnedoffthestoveatonce.

①inapanic固定短语：惊慌地

②turnoff：关掉（电器/炉灶）

辨析：turnon打开/turnup调大/turndown调小

③atonce固定短语：立刻；马上，

rightaway=rightnow-atonce=immediate1y立马

21.Buthewassoclosetothepanthataflamejumpedontohisshirt.

①so…that…固定句型：如此……以至于……（结果状语从句）

②becloseto固定短语：靠近

③jumponto：跳到...上

22.Heputoutthefirebyrollingontheground,butthepanwasstillburning!

①putout固定短语：扑灭（火）

②bydoingsth.：通过做某事（表方式）

③ontheground：在地上

23.Allenwasabouttodosowhenhestoppedshort.

①beabout,todosth.：正要做某事常与when（这时/突然）连用

②stopshort固定短语：突然停住

24.Thankstothefirstaidandsafetyclasseshetookatschool,heknewthatwater

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couldmakeoilfiresmuchworse!

①thanksto固定短语：多亏；归功于

②firstaid固定短语：急救

③safetyn.安全->adj.safe安全的

④oilfires：油类火灾

⑤