Before -------(go) to bed,he needs ----(drink) some milk.
问题描述:
Before -------(go) to bed,he needs ----(drink) some milk.
答
going、to drink(before是介词,介词后跟ing:need后有s,所以说明need是行为动词,need to do sth需要去做某事)有什么疑问可以再问