题目内容：

Each teacher in the school has a notebook computer ____(connect) to the school computer network
The city used to be a fishing village , but now it ___(develop) into a big city
___(float) on your back, or it may be dangerous
翻译：地球上没有足够的空间生存了

优质解答

connected 过去分词做后置定语表示和被修饰词之间的被动关系.相当于定语从句computer that/which is connected to the school,but now it has developed into a big city.(develop不及物动词,发展成为)float on you...