Unit 8 I love nature! Understanding cultures Self-check Fun Time(课件）2024-2025学年度冀教版英语七年级下册.pptx

UnderstandingculturesSelf-checkFunTimeUnit8Ilovenature!

UnderstandingculturesTimeontheearth1Readthepassageandwritetrue(T)orfalse(F).Ourplanetisabout4.6billionyearsold.Accordingtothelatestresearch,humansappearedonly2.5millionyearsago.Ifweshortenthisintooneday,humansappearedinthelasttwominutes.Howdidthathappen?

Midnightontheearthstartedwithaburstofvolcanoes.Around3to4a.m.,lifeappearedatthebottomoftheoceans.At6p.m.,waterandsunlightbegantoprovideenergyforlife.Allkindsofplantsstartedtogrow.At9p.m.,theearthgavebirthtodifferentcreatures.At11:30p.m.,dinosaursappeared.Theywereoneofthelargestcreaturesinthehistoryoftheearth.Thelast20minutesofthedaywasthe“busiest”time:aftertheageofdinosaurs,itwastheageofallkindsofanimals,includinghumans.

ATheearthhasalonghistory.()BDinosaursarrivedlastontheearth.()TF

2Readthepassageagainandcompletethetable.TimeWhathappenedmidnightburstofvolcanoesaround3to4a.m.lifeappearedatthebottomoftheoceansat6p.m.waterandsunlightprovidedenergy;

TimeWhathappenedat9p.m.theearthgavebirthtodifferentcreaturesat11:30p.m.dinosaursappearedthelast20minutesofthedayallkindsofanimalsandhumansappeared.

3Workinpairs.Discussthequestions.AWhat’stherelationshipbetweentheearthandhumans?Theearthisthemotherofmankind.Theearthisourcommonhome.

BWhatwillhappentotheworldinthefuture?Inthefuture,therewillbemanyplantsontheearth.Andallthehumanswillgetalongwellwithanimals.

CWhatwillyoudotoprotecttheearth?Iwillprotecttheanimalsandtheenvironment.AndIwon’tthrowtherubbisheverywhere,anddon’tusedisposable（一次性的）goods.（答案不唯一）

4DoyouknowWorldEarthDayisonApril22everyyear?Itisaneventthatencouragespeopletosavetheearth.Whatkindofactivitiescanyoudoto