Please turn in your paper before leaving.中文翻译

Please turn in your paper before leaving.中文翻译 Please turn in your paper before leaving? please c ____ your paper before you hand it in 英语翻译Before leaving the classroom ,please turn off the lights Before leaving the classroom ,please turn off the lights.的意思 You should c____your answers before you hand in your paper. this sentence in your paper is wrong,please c---- it before handing in your compositions,please correct the mista please turn on your audio ( )your paper carefully before you hand it in.填空 Do not( )so Before you hand you in your test paper,you'd better (c ) it Before you hand in your paper,_____you have finised the whol