完形填空DearMayorRobert1thestreetinourpartofthecity.Ilive2RobsonAvenueIamwritingtotellyou（大街）andweareaskedtoputourhouseholdrubbishinto3plasticdustbins.We

　　完形填空

　　DearMayorRobert

　　1thestreetinourpartofthecity.Ilive2RobsonAvenueIamwritingtotellyou（大街）andweareaskedtoputourhouseholdrubbishinto3plasticdustbins.Wehavetoremembertoputpaperandcardboard（木板）inthebluebinandglass(butnotplastic)inthebrownbin.Thisisagood4inthetheory（理论上）.Butitjustdoesn't5inpractice（实践中）.

　　Peopledon'tputtheirrubbishinthe6place.Sothestreetsaroundtheboxesarealways7ofrubbish.

　　Ihavetwonewideas.Firstmakesurethattherubbishiscollected8intheday:It'snousewaitingtillafternoonastherubbishblows9.Second10havingacompetitionforthecleaneststreet?

　　Yourssincerely

　　Lucy

　　(1)A．of

　　B．about

　　C．to

　　D．on

　　(2)A．at

　　B．on

　　C．in

　　D．from

　　(3)A．other

　　B．same

　　C．oneof

　　D．different

　　(4)A．habit

　　B．idea

　　C．notice

　　D．opinion

　　(5)A．work

　　B．put

　　C．use

　　D．practise

　　(6)A．wrong

　　B．good

　　C．true

　　D．right

　　(7)A．filled

　　B．seen

　　C．full