【C10】A．sustainedB．maintainedC．keptD．concealed

【B5】A．keepB．keepingC．keptD．to keep

During our stay m Paris we were splendidly ______ by the Italian Ambassador.A．sustainedB．m

【C10】______A．publicB．secretC．closeD．concealed

Congress has decreed that the present law_____.A．be maintainedB．were maintainedC．were to b

A．layB．lies inC．exists onD．conceals

The five alleged Russian spies in Ukraine were supposed toA．conceal a camera into a pen.B．