be+名词+to+动词这是什么结构啊例如the girl was able to explain what had happen_英语解答

be+名词+to+动词这是什么结构啊
例如the girl was able to explain what had happened to her.

人气：461 ℃　时间：2020-02-15 08:52:14

解答

be able to 意思相当于 can,可以,能够得意思
不是be+名词+to+动词