they took the sick boy to the hospital at once改为被动语态 at once放在哪里,by them 放在哪
问题描述：
they took the sick boy to the hospital at once改为被动语态 at once放在哪里,by them 放在哪
答
被动语态中by sb的位置比较灵活, The sick boy was taken to the hospital at once by them.The sick boy was taken by them to the hospital at once .两种说法都行,前者更好一些.希望能帮到你,祝你开心....