He _____ the 9:20 train because he didn't leave home till 9:25A.c_英语解答

He _____ the 9:20 train because he didn't leave home till 9:25
A.can reach B. could catch C. may not catch D. couldn't have caught
选D,为什么?

人气：455 ℃　时间：2020-02-02 21:22:27

解答

他直到9:25仍然没有离开家,所以他不可能赶上9:20 的火车.
表示“不可能……”,用couldn't.