Jane's always nervous when she has to make a speech; she must accustom herself to be     __  when she

is with people. [ ]

A. at ease      

B. in disguise   

C. at risk          

D. in relief

收集证据要注意（）

A.重点收集与调查行为有关的直接证据

B.在无法取得直接证据的情况下，应当注意收集辅助证据

C.要注意证据收集的合法性问题

D.要注意证据形式的合法性