Mr Smith in London for a few years before he to China.
A. lives; came
B. has lived; came
C. had lived; es
D. had lived; came
网友回答
A. lives; came
B. has lived; came
C. had lived; es
(答案→)D. had lived; came
解析：句意：史密斯先生在来中国之前，已经在伦敦住了几年。结合语境可知时间状语从句描述的是过去某事发生的动作，故用一般过去时态。主句描述的是过去某时已经完成的动作，故用过去完成时态。选D。