Tom's father had him finish his homework on time.(改成被动语态)Tom __________ had ___________ finish his homework on time by his father.可否告诉我空格应填什么?说说原因?

问题描述:

Tom's father had him finish his homework on time.(改成被动语态)
Tom __________ had ___________ finish his homework on time by his father.
可否告诉我空格应填什么?说说原因?