【单选题】During the Q&A session ____________.
A.
the unwilling participant is not welcome
B.
the audience can tell some jokes as an ice breaker
C.
the audience can ask some irrelevant questions
D.
the presenter can ask some simple questions first
【单选题】已知数列 、 都是公差为1的等差数列,其首项分别为 、 ,且 , , , ,则数列 前10项的和等于( )
【单选题】听力原文:Q: You're going to the training session today, aren't you? (A) The training is scheduled for today. (B) You must board the train now. (C) Isn't it mandatory? (8)
【单选题】患者女,30岁。分娩后2周发生阴道大量出血入院,护士对患者进行健康评估时,与病情最不相关的是
【单选题】患者,女,30岁,分娩后2周发生阴道大量出血入院,护士对患者进行健康评估时,与病情最不相关的是
【简答题】已知{a n }是一个公差大于0的等差数列,且满足a 3 a 6 =55, a 2 +a 7 =16. (Ⅰ)求数列{a n }的通项公式: (Ⅱ)若数列{a n }和数列{b n }满足等式:a n = = ,求数列{b n }的前n项和S n
【单选题】将批发商分为农副产品批发商和工业品批发商,其分类标准是( )