应当自该商标经核准注册之日起5年内请求商标评审委员会裁定撤销注册商标的情况有：

A．所有人对恶意注册其驰名商标的请求

B．对已经注册的商标有争议的

C．以欺骗手段或者其他不正当手段取得注册的

D．以缺乏显著特征的可视性标志作为商标注册的

To keep safe ____ an earthquake, you should remain at a spot in your room where nothing may fall on you. [ ]

A. in search of

B. in advance of

C. in terms of

D. in case of