The opening ceremony of the Shanghai Expo brought me back to another exciting scene _____ people rushed about spreading the news of Beijing succeeding in bidding for the 2008 Olympic Games.

A．where

B．when

C．that

D．which

心理卫生问题的一级预防是指（）

A.治疗心理疾病，减轻损害

B.早期问题儿童指导

C.消除原因，提高心理素质

D.早期发现心理问题

E.及早进行行为矫正