I saw an old man ( )sports in the park every morning!A.does B.do _其他解答

I saw an old man ( )sports in the park every morning!
A.does B.do C.did D.to do
选哪个正确,

人气：396 ℃　时间：2020-04-13 10:22:51

解答

选B
see sb do/doing sth.固定句型
如果主句是过去时则用do,如果主句是现在时,则用进行时doing