(1)Have you seen the girl_____in the corner
A sit B sitting C seat D seating
(2)Did you notice the girl_____in the corner
A sit B sat C seated D seating
有人给的答案 1 B 2 C
为什么 请细讲,以及sit sitting seat(作及物动词） seated 的区别和意思.
第二题seated的被动表现在哪？