please pass the teachers ( )cups of tea.A,theirs B,their C,t

please pass the teachers ( )cups of tea.A,theirs B,their C,them D,they2,she borrowed a ruler ( )her friend.A,at B,from C,about D,during3,they are doing their homework ( )the desks.A,on B,at C,under D,in4,the children used spades ( )dig holes ( )the ground.A,to,on B,for,at C,to,in D,for,under5,bob( )at this school five years ago.A,studies B,study C,studyed D,studied6,they got water ( )the river nearby.A,with B,by C,from D,at7,he ( )his classmate an interesting story yesterday.A,told B,tell C,telled D,tells