7、eyareunderthechair.他们在椅子下面。句型:Whereis加名词单数?答语:itis加地点. Where are加名词复数?答语:theyare加地点。Unit7ThereisaTVintheclassroom.1.Thereis/are表示“有”thereis后加单数名词,thereare后加复数名词Whatisintheclassroom?教室里有什么?ThereisaTVintheclassroom.教室里有一台电视机。Therearetwoblackboardsintheclassroom.教室里有两个黑板。What表示“什么”,Wha