Chapter4Reading一、教学目标1Askandanswersomequestionsaboutthetext
2Readthefirsttwoparagraphsandlearnthelanguageitems
3HelpSstoconcludethemainmeaningofthefirsttwoparts
二、教学重点Thelanguagepoints教学难点Sscansayoutthemainmeaningofeachpartintheirownwords
三、教学过程一：1Revisethewordsandphrases2GetSstoreadthefirstpartfluently
二：学习新知（一）Thefirstparagraph1Read2Languagepoints(1)Times(1)时代日子时势情况常作复数(2)倍数次数oncetwicethreetimes(3)乘Threetimessevenequals21
(2)In…wayInthesamewayInthisway(3)intens3Getthemmakesentenceswiththesephrases
(二)Thesecondparagraph1Read2Languagepoints(1)thesystemofnumbers(2)consistof=bemadeupof(3)from…to…(4)invent----invention------inventor(5)invent--------discover(6)make------adj
3Getthemmakesentenceswiththesephrases4Helpthestudentstoconcludethemainmeaningofthetwopartsandsaymoreaboutnumbers
三Homewor
