PartCstorytimeUnitFiveThereisabigbedLet’ssingPrepositionsofplace(方位介词)uboiaunderbesidebehindbetweenininfrontofaboveonoverBrainstormoverinfrontofbetweenbehindThereisacanbesidetheriver.Heissad.Let'swatchthestoryWhyisthecansad?Whathappenstohim?Whyisthecansad?Hecan’tfindhishome.Heispoor.Tip:A.ReadhappilyB.ReadsadlyReadandfindthemaincharacters.(主要人物)Whohelpsthecan?Whodoesn’thelpthecan?Sorry.I'mbusy.
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