为什么用would be able to ,如果用was able to 可以吗Byrd now knew that he would be able to reach the South Pole which was 300 miles away,for there were no more mountains in sight.

as we all know,he would not be able to live without you.为什么用would not be able to 怎么不用will not be able to 　是什么理由?可以用may　not　be　able　to 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? 为什么用would be able to ,如果用was able to 可以吗Byrd now knew that he would be able to reach the South Pole which was 300 miles away,for there were no more mountains in sight. Could you please tell me if he ___finish the work on time A.could B.was able to C.is able to D.would be able to ,为什么? I will be able to为什么要用be而非I will am able to could you tell me if he_______finish the work on time?A.could B.was able to C.is able to D.would be able选哪个?为什么? would be able to和be able to的区别什么区别的嘞、 用be able to造句 He ______ he would be able to leave tomorrow,but it's beginning to take difficult用 hoped 还是 had hoped,为什么? i would be the first to let you know为什么用would be ,和would be We _____ that you would be able to visit us.We _____ that you would be able to visit us.A.had hoped B.were hopingC.have hoped D.hoped在这里,为什么选项A比D更好? In fact,we would not be able to understand it if we heard it today.找出‘In fact’的两个同义词,...In fact,we would not be able to understand it if we heard it today.找出‘In fact’的两个同义词,且这个句子为什么用一般过 the police would never be able to keep an eye on everyone..would是什么用法,是助动词还是情态动词,为什么不用will i would like to be your penfriend,为什么用be 用be able to do sth造句 用can和be.able to填空 be able to 用法 be able to中文