明显与心理因素相关的躯体疾病是（）
A.癔病
B.反应性精神病
C.疑病性神经症
D.疼痛
E.心身疾病
参考答案：E
0.5小时=（ ）分，7500平方米=（ ）公顷
The sign with the words "_________" is often found in a hospital or a library. [ ]
A. KEEP QUIET
B. NO PHOTOS
C. NO PARKING
D. STOP
