【導(dǎo)讀】Don’twalkonthegrass.aWatchyourstep!bWatchyourhands!aNopets.bDon’tfeedtheanimals.station/…library/…station/...tothecinema/...thepond/...thestreet/...inthemuseum/...theanimals.grass.thecinema./…thechildren.In…,weshould/shouldn’t…Wemust…aSomeanimals.cChildren.theweekend?Youaresospecial!stationinShanghai?2Thebabycannottalk,buthe______walk.hurryup!48and49.