begins和began区别

begins和began都是开始的意思，前者是第三人称使用的，而后者则是过去分词，表示已经开始了的意思，区别可以从以下例子看出：

He arrived After the exam was began, now he begins his exam. Hopefully he can finish it.

考试开始后，他才来到了，现在他开始考试。希望他能做完。