问题
选择题
Next door to ours ______, who has achieved much in physics.
A．where lives an old scientist
B．where does an old scientist live
C．lives an old scientist
D．does an old scientist live
答案
答案：C
题目分析：考查倒装。A陪同前往；B患；C经历；D从事。句意：刘先生出身于一个贫穷家庭，当还是个孩子的时候吃了很多苦。故C正确。