【将下列句子改为被动语态,一共10句,第二句不会.麻烦高手说明疑问句怎么变被动语态?1.Weshalldiscusstheproblemattomorrow'smeeting.Theproblemshallbediscussedattomorrow’smeetingbyus.2.Hasanybodyfedthebir】

　　将下列句子改为被动语态,

　　一共10句,第二句不会.麻烦高手说明疑问句怎么变被动语态?

　　1.Weshalldiscusstheproblemattomorrow'smeeting.

　　Theproblemshallbediscussedattomorrow’smeetingbyus.

　　2.Hasanybodyfedthebirds?

　　3.Peoplewillneverforgettheaccident.

　　Theaccidentwillneverbeforgotten.

　　4.Theyarerepairingthecarinthegarage.

　　Thecarisbeingrepairedinthegarage.

　　5.Someonemusthaveturnedonthelightwithoutyournotice.

　　Thelightmusthavebeturnedonwithoutyournotice.

　　6.Theyhavefoundwaystomakewastewaterclean.

　　Thewaystomakewastewatercleanhavebeenfound.

　　7.Someonemusttakecareofthechildrenwhenwegoout.

　　Thechildrenmustbetakencareofwhenwegoout.

　　8.Theywon'tholdthemeetinguntilnextFriday.

　　ThemeetingwillnotbeholduntilnextFriday.

　　9.Youmaywritethisletterinpencil.

　　Thelettermaybewritteninpencil.

　　10.Theygavehimamedalforhiswonderfulwork.

　　Hewasgivenamedalforhiswonderfulwork.

　　Amedalforhiswonderfulworkwasgiventohim.