里热极盛,反见四肢发凉,其治疗原则是()
A.因人制宜
B.因时制宜
C.因地制宜
D.治病求本
E.祛除邪气
参考答案:D
Studying in groups is necessary __________ you want to do well in school. [ ]
A. if
B. until
C. unless
D. though
人马A西周围有几个X射线变源()
A、2.0
B、3.0
C、4.0
D、5.0