hasnt been be able to do m___ in the garden because of weatherm开头的填什么?

hasnt been be able to do m___ in the garden because of weatherm开头的填什么? I haven't been able to be outdoors for so long haven't been 为什么要用 Your homework today hasnt been done,__?A.have you B.has it C.do you D.hasn't it i haven't been able to answer his letter.perhaps i would next week这里用would 为什么不行,will be able to 怎么可以? 选择( )He said he had lost his passport and handn't ___ leave the country.A.be able toB.been able toC.couldD.can I wonder if it's because I haven't been able to be outdoors for so longI haven't been 是什么时态 现在完成时被动语态吗? 请问they have been able to do的时态是什么?been able to 和 be able to的区别是什么? i won t be able to attend the lecture because___ i a report in my police thenA.will have writtenB.was writingC.have been writingD.will be writing i wonder if it is because I haven‘t been able to be outdoors中outdoors的用法是什么Outdoors是副词,为什么会放在be后面 At last he ___finishi the work ahead of time.A.couldB.was able to C.could have done D.would have been able to请问一下B.D的区别、would have been 的意思是什么、?be able to do 与can do 的区别是什么?wouldn't/won't的用法是什么 be able be able be able 分辨词性I happened to be upstairs one evening I didn’t go downstairsI haven’t been able to be outdoors 这三句话中的upstairs ,downstairs和outdoors 分别是什么词性 1.Don′t worry about them.they_____do well in the exam a,can be able to b,be able to c,can able tod,are able to then she won t be able to see the card. won't see I able be tomorrow you to(.)(连字成句) be,she,able,the,to,then,won't,see,card