初三英语上学期unit11lesson42九年级英语课件

Lesson42TheGreatGreenWallAnswerthequestions:1Howdoforestshelppreventdrought?2Howcanforestspreventfloods?3Whatdoes“theGreatGreenWall”mean?4WhyhasChinabuiltthe“GreatGreenWall”?5HowlongandhowwideistheGreatGreenWall?6WhyistheGreatGreenWallsoimportant?7HowdidWangFengfeelwhenhewastalkingabouttheirfutureinYulin?8Whatwillhappentothemountainandpeople’slivesthereinafewyears’time?Languagepoints:1hearof听说hearfrom:hearsbdosth听到某人做某事2keep/stop/prevent…fromdoing…阻止…做3washaway4inthisway5across:横过，横穿through:从物体内部穿过It’sdangeroustogo_____theroadwhenthetrafficlightsareredThetrainisrunning______thetunnel6数词+n+adjThewallisthreemetershighTheboyis8yearsold7toward/towards:向，就越…”Infact，the+比较级“越是…，thehappierhefeelsThesooner，thebusierheis，thebetterthe+比较级，thebetter9infewyears’time“在几年之后”in…’s/s’time在某段时间之后Iwillbebackinaweek’stimeInafewyears’time，朝forwardbacktowarduptowardnorthtoward8Themore，thesestudentswillwork，