【英语改成被动语态,求教,能否帮我把下面的句子改成被动语态,1.Farmerspickupbananasinantumn.2.Wedon'tplayfootballinourschool.3.Makebrokethewindowyesterday.4.Youshouldcleanyourclassroomeveryday.5.Mymotherwate】

　　英语改成被动语态,

　　求教,能否帮我把下面的句子改成被动语态,

　　1.Farmerspickupbananasinantumn.

　　2.Wedon'tplayfootballinourschool.

　　3.Makebrokethewindowyesterday.

　　4.Youshouldcleanyourclassroomeveryday.

　　5.Mymotherwaterstheflowers.

　　6.Iaddedalotofsalttoshechip.

　　7.Sheaskedmetocomealittleearlier.

　　8.Theyoftencleantheirclassroomafterclass.

　　9.Whendidyoubuyyourmobilephone?

　　10.Theyplantedmanytreeslastyear.