填入介词there is a english word----the blackboard do you know th

填入介词there is a english word----the blackboard do you know th How do you spell the word （ ）English 介词 There is a word that you always read wrong.Do you know what i can't read this word well.Do you know how p___ the word?th Do you know our English teacher?Look!There is a young man st There is a blackboard( )( )( )the classroom There is a M___ on the blackboard there is a blackboard () the beautiful classroom There is a blackboard ( ) ( ) ( )the class "Do you know what the best thing is"与"Do you know what is th -Do you know who cleaned the blackboard,Tina?-Yes,John___.A. Do you know which is the largest desert?Do you know which th