【单选题】态度改变三阶段理论的第二阶段是 ( )。
【判断题】滴定分析法是药物分析中常用的一种含量测定方法。
【单选题】下列食物中,生物价最高的是 _________ 。
【单选题】Since nuclear(核) pollution broke out in Japan, in March,2011,we are all _____ of it very much.
【判断题】公司减少注册资本的,应当自作出减资决议之日起10日内通知债权人,并于30日内在报纸上公告。
【单选题】we were playing basketball on the playground, it began to rain.
【单选题】______ we were very tired, we kept on ______ until midnight. [ ]