we _____the work on time without your help 为什么选can'tcan't have finished

we _____the work on time without your help 为什么选can'tcan't have finished _____the work ____tomorrow(finish) she said that we _____the work by the end of this month.中间填什么? We need some eggs and some tomatoes _____the soupA.toB.forC.atD.on We shouldn't walk on the grass.(改为同义句)____ _____the grass. We go to work on foot.(用on foot提问) 大雨使他们很难按时完成工作 The heavy rain makes_____difficult for them____ _____the work on time When shall we meet tomorrow?Let's meet_____ 8:30_____the morning.A at;in B at;on we can talk about the question _____the phone.A on B over C by 选哪一个?为什么?讲一讲原因好吗？ The children can't be allowed to saty up until midnight.(改为主动句）We _____ _____the children to saty up until midnight.（和上面是一题~）I think the work should be done at once.(改为否定句）I ____ think the work____be done at on We must finish our work on time 被动语态 We must finish the work on time 变被动语态 We must finish our work on time 被动语态 We found it diffcult ( ) [finish] the work on time . 改为被动语态We can finish the work on time. We work for nine hours each day on weekends.不懂 we usually work-_____-- eight hours on weekdays _____the project as planned,well have to work two more hours a day.A.Completing B.CompleteC.completed D.To complete