she could have done just as well as you,__the chancea given b to give c giving d give选哪个?为什么

could never have done could not have done Could have done would have done should have done could have been done ,could have could never have done 造句 how could you have done 英语翻译a subject acted freely if she could have done otherwise in the right sense.the subject could have done otherwise in this sense provided she would have done otherwise if she had chosen differently. would have done,might have done,could have done,should have done分别表示什么意思? should have done ,shouldn't have done.could have done,couldn't have done could have done和need have could have done和would have done的区别 should have done和could have done的区别? 高中英语中might have done 和could have done 英语：should have done与could have done区别? could have done 和 might have done 的区别 I could have done without 怎么翻译? 求could 、should have done的用法. She said her only regret was that she could not have done more than she did.这句怎么翻译.出现的she是一个人还是两个人?