患者SAS评定得60分提示其存在（）
A.无明显焦虑
B.轻度焦虑
C.中度焦虑
D.重度焦虑
E.极重度焦虑
参考答案：D
His first book ______ next month is based on a true story.[ ]
A. published
B. to be published
C. to publish
D. being published
未配调车组的中间站或调查组不足（）人时，禁止溜放作业。
A.4
B.3
C.2
D.5
