by             were                 looking              family
whom        children             in                    attracted
while          used
When the(1)............lived(2)............the city,Mr,Green(3)......... to take his(4).......to the circus,The children often ẹnoyed(5).........at colorful posters on the walls(6)......theri father got tickets from the ticketbooth.The show(7)......always good .The older children were(8)......by the acrobats and the lion-tamers most of all ,while theri younger brothers and sisters were fascinated (9)....the performing animals.The kept talking about the lion-tamer(10) ....they admired a get deal and about the clowns who made them laught a lot.
m.n giải giúp e vs