2024_2025学年新教材高中英语UNIT2HEALTHYLIFESTYLE导读话题妙切入学案新人教版选择性必修第三册.doc

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UNIT2HEALTHYLIFESTYLE

1．Habitformingcharacter，characterdeterminesdestiny.

习惯形成性格，性格确定命运。

2．Habitisahumanthoughtandbehavioroftheleader.

习惯是一个人思想与行为的领导者。

3．Usedtogether，leftyoufeelingalittlelonely.

习惯在一起，离开了就觉得有点落寞。

4．Accustomedtolonelyafter，apersonistheworld.

习惯了孤独之后，一个人就是全世界。

Generallyspeaking，keepingabalanceddietandtakingexerciseregularlyarerecognizedasahealthylifestyle.ButIhaveadifferentview.Travellingaroundinsteadofstayingathomeandchattingwithothersonlineforalongtimeisahealthylifestyle.

Travellingaroundcanhelpusbuildupourbodyandkeepenergeticandthuswecankeepawayfromdiseases.Certainlywecangainmuchknowledgefromvividnatureandsocietywhiletravellinginarealworld.

HowisitthattheUnitedStatesspendsthemostmoneyonhealthcare，andyetstillhasoneofthelowestlifeexpectancy(预期寿命)ofalldevelopednations?Tofinditout，researchersfromtheHarvardT．H.ChanSchoolofPublicHealthlookedatthegreatinfluenceofhealthyhabitsonlifeexpectancy，usingdataonahugenumberofpeopleoveraverylongperiodoftime.

Whatisahealthylifestyle，exactly?

1．Healthydiet，whichwascalculatedandratedbasedonthereportedintakeofhealthyfoodslikevegetables，fruit，nuts，wholegrains，healthyfats，andomega-3fattyacids.

2．Healthyphysicalactivitylevel，whichwasmeasuredasatleast30minutesperdayofactivity.

Doesahealthylifestylemakeadifference?

Absolutelyyes.Accordingtothisanalysis，peoplewhohadthehabitsenjoyedimpressivelylongerlivesthanthosewhohadnone.

Sowhatsour(big)problem?

Astheresearcherspointout，intheUSwetendtospendmoreondevelopingfancydrugsandothertreatmentsfordiseases，ratherthanontryingtopreventthem.Thisisabigproblem.

[探究发觉]

1．Howdidresearchersstudytheinfluenceofhealthyhabitsonlifeexpectancy?

Byanalysingdata.

2．WhatisthebigproblemintheUSaccordingtothere