帮忙分析几个英语句子：1.That was the year (when/that) I first went abroad.
2.This is the place (where/that) they met yesterday.这两个句子是不是定语从句?that在其中时什么用法?
3.McGee says leaving without a position lined up gave him time to reflect on what kind of company he wanted to run.句子中的without a positon lined up 和 what kind of company he wanted to run 是独立主格结构吗?如何分析?（2011 考研题）