用情态动词进行同义句转换
【小题1】Children are not supposed to play in the street.
Children __________ not play in the street.
【小题2】Theoretically, his suggestion is good but it is unable to be put into practice.
His suggestion is good in theory, but __________ be put into practice.
【小题3】When I finish the book, I will give it to you.
You _____________ __________ the book when I finish it.
【小题4】He doesn’t dare to go alone at night.
He ________ ________ ________ alone at night.