阅读理解Thestudentsarehavingtheirchemistry（化学）class.MissLii...
问题详情：阅读理解Thestudentsarehavingtheirchemistry（化学）class.MissLiistellingthechildrenwhatwaterislike.Afterthat,sheasksherstudentssomequestions,andoneofthemis,“Boysandgirls!Whatiswater?Canyoutellme?...