优题课 - 聚名师,上好课(www.youtike.com)
  首页 / 试题 / 高中英语 / 试题详细
  • 科目:英语
  • 题型:单选题
  • 难度:中等
  • 人气:158

When deeply absorbed in work,________he often was,he would forget all about eating or sleeping.                                                        (2012·北京,26)

A.that B.which
C.where D.when
登录免费查看答案和解析

Whendeeplyabsorbedinwork,heoft