人工器测日照以（）为日界，辐射和自动观测日照以（）为日界，其余观测项目均以北京时20时为日界。
参考答案：日落；地方平均太阳时24时
Andy Lau is quite famous ________ a singer and actor ________ his great performance in Hong Kong, Macao, Taiwan and the mainland. [ ]
A. for; for
B. for; as
C. as; because
D. as; for
