The boy was seen ___(hand in)his toy this morning.
问题描述:
The boy was seen ___(hand in)his toy this morning.
答
handing in 这里是过去正在进行时态,表示早上那个男孩被看见的时候手里正在拿着他的玩具.
The boy was seen ___(hand in)his toy this morning.
handing in 这里是过去正在进行时态,表示早上那个男孩被看见的时候手里正在拿着他的玩具.