We should never forget the severe snow storm in early 2008 and the sufferings caused to the southern Chinese people．
A．they B．it C．what D．that
We should never forget the severe snow storm in early 2008 and the sufferings caused to the southern Chinese people．
A．they B．it C．what D．that
B
考查定语从句及代词的用法。此处sufferings是先行词，it caused to the southern Chinese people．是定语从句，先行词作cause的宾语，it指the severe snow storm。