He is said_____in the Sates for three years.No wonder he speaks English so well.A to have stayedA to have stayed B to stay C having stayed D staying

He is said_____in the Sates for three years.No wonder he speaks English so well.A to have stayedA to have stayed B to stay C having stayed D staying
He is said_____in the Sates for three years.No wonder he speaks English so well.A to have stayed
A to have stayed B to stay C having stayed D staying

He is said_____in the Sates for three years.No wonder he speaks English so well.A to have stayedA to have stayed B to stay C having stayed D staying
这里考到非谓语动词的形式

首先 Be said to do sth 要用动词不定式,所以C、D排除
再看到句子里出现了表时间段的时间状语 for three years 所以应该用完成时表达一段时间的状态,所以选A


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