I saw them______(quarrel) yesterday afternoon.I saw them____
1个回答

I saw them______(quarrel) yesterday afternoon.I saw them______(quarrel)this time yesterday afternoon.

I saw them【quarrel】yesterday afternoon.I saw them【quarreling】this time yesterday afternoon.

see sb do sth意思是:看见某人做了某事

see sb doing sth意思是:看见某人正在做某事