作业帮 > 英语 > 作业

_____(prevent) the cases of blindness, the doctors did as mu

来源:学生作业帮 编辑:搜狗做题网作业帮 分类:英语作业 时间:2024/06/18 00:57:44
_____(prevent) the cases of blindness, the doctors did as much as they could.
请问这句话问什么不能填原型prevent,不能表示为祈使句吗?求解,感激不尽
_____(prevent) the cases of blindness, the doctors did as mu
如果填原型prevent,表示为祈使句,
那么在这一个句子中出现了两个完整的句子,所以不可以
所以前面应该填写To prevent