第1个回答 2014-09-16
a. 哪一个,哪一些 int. 哪个 pron. 哪一个 Examples: 1. He lost his way, which delayed him considerably. 他迷了路，这使他耽搁了很久。 2. I want to take away the book which you showed me yesterday. 我想带走你昨天给我看的那本书。 3. Which book have you read? 哪一本书你读过了？ 4. Here are the chairs. Tell me which are worth buying. 就是这些椅子。告诉我买哪几把好。 5. Here are the designs. Which one(s) do you prefer? 这就是那些图样. 你喜欢哪一个[些]?本回答被提问者采纳
第2个回答 2019-01-08
which 有一些几种用法：
〔疑问形容词〕充当定语，修饰名词；
〔疑问代词〕充当主语、宾语或表语。
〔关系代词〕用在定语从句中，指代表示物的先行名词。
本句的结构如下：
〔主句〕The dramatic development of communication networks contributed to the alarming rate (通信网络的迅猛发展导致了令人担忧的发展)
〔定语从句〕at which the number of smartphone users in China has been increasing, changing the way in which many people read (中国智能手机用户的数量在通讯网络上不断增加，改变了许多人的阅读方式) 【which 指代先行词 the communication networks】