I say hello ________ my teacher.[ ]
A. for
B. to
C. at
答案：B
男性，65岁。高血压病史10年，有家族史，多次测血压190～200/110mmHg，肌酐5mg/dl。
该患者诊断（）。
A.2级高血压，极高危
B.3级高血压，高危
C.3级高血压，极高危
D.2级高血压，中危
E.2级高血压，高危
After the military parade(阅兵) at the Tian’anmen Square, the soldiers and the equipment returned _____ they belong.
A．the place
B．where
C．there
D．what
