I think that his main reason for rejecting the possibility is that he could not imagine a process w()it could happen.(请根据字母填入正确的单词;填写答案时需填入完整的单词。)
I think that his main reason for rejecting the possibility is that he could not imagine a process w()it could happen.(请根据字母填入正确的单词;填写答案时需填入完整的单词。)
正确答案:whereby