摘要： 选B.由于上文说 didn’t have to work.所以下文相应的语境应是 did it by choice.类似地.下面一题应选D.也是因为choice与下文的have to do it 相呼应: Were you given a , or did you have to do it? A. job B. duty C. request D. choice

网址：http://m.1010jiajiao.com/timu_id_3368936[举报]