Welcome!WatchaflashUnit4EarthquakeReadingBy江婷Doyouknowwhatwouldhappenbeforeanearthquake?Pre-reading:WaterinwellsrisesandfallsSmellygascomesoutofwells.Animalsarenervous.There’rebrightlightsinthesky.Loudsoundcanbeheard.warningsignsbeforeanearthquake30yearsago,abigearthquakehappenedinacityofHebei...

时间:2024-11-20 07:26栏目:中学教育