Three hours __(be)enough for us to finish the task.为什么不用are什么时候看做整体，什么时候不当做呢

Eddie sleeps for three hours every day(对画线提问) 注three hours 为画线 __ __ __Eddie__every day? Three hours __(be)enough for us to finish the task.为什么不用are什么时候看做整体，什么时候不当做呢 A:Please be quickly!B:Sorry,you must give me ().a.three hours more b.another three hoursc.other three hours d.more three hours three years __,he said,__ that they might not be __ __ __ to the new __ then. There will be a football match _____.There will be a football match _____.A three hours late B three hours laterC after three hours D in three hours 句型转换 1.They have been talking for the whole three hours.（改成一般疑问句）1.__ they__ __ for the whole three hours?2.We played basketball three hours ago.（改为现在完成进行时）We __ __ __ basketball __ __ __.3.He has been my uncle spent about three hours mending his bike同义句__ __my uncle about three hours__ __his bike. Mr.Green will be back______ A.in three hour's time B.after three o'lock C.three hours laterMr.Green will be back______A.in three hour's time B.after three o'lock C.three hours later Mr.Green will be back______A.in three hour's time B.after three o'lock C.three hours laterMr.Green will be back______A.in three hour's time B.after three o'lock C.three hours later it took her (three hours )to clean the house .__ __ __ it __ her to chean the house 对括号部分提问 I cleaned my classroom _____ A.with there hours B.three hours ago C.in there hours D.there hours be Mr.Smith ___here for about two hours.A.has left B.left from C.went away from D.has been away fromThey have been skating __.A.for three hours ago B.since three hours ago C.three hours ago D.since three hours 应该选哪个?为什么 请把每道题 The work can___(finish) in three hours答案为什么是be finished Three hours _(be)enough for us to finish the task填什么,理由是什么 there (will be)(be ) another fashion show in three hours ,is there?will be 为什么错,应该怎样填? 初中英语奥赛题The headmaster will be back______A.in three o'clock B.after three o'clockC.three hours after D.after three hours为什么答案是B?其他答案（尤其是D）哪里不对? it will take three hours(three hours划线提问)快 It ( ) three hours since we ( ) here.We ( ) here three hours ( ).