积极心理学的研究领域在主观层面上,研究积极的个人特质。
参考答案:错
----- Did you tell the policeman that accident?
----- Hardly ________ him the detail of it when he hung up.
A.I told
B.had I told
C.I had told
D.did I tell
分布在发展中国家和地区的产业主要是[ ]
A、处于成熟期的产业
B、处于开发期的产业
C、产品的设计环节
D、产品的加工环节