给下列的问句选择合适的答语。( ) 1. Whose is this kite? 发布时间:2017-05-04 10:31 │ 来源:www.tikuol.com 题型:补全对话,情景问答 问题: 给下列的问句选择合适的答语。( ) 1. Whose is this kite?( ) 2. You look very young!( ) 3. Let's go and ask our teacher.( ) 4. What's the time, please?( ) 5. What's fifty and fifty?A. All right.B. It's eleven.C. Thank you.D. It's mine.E. It's one hundred.
题型:补全对话,情景问答 已知二次函数f(x)=ax2+bx满足条件:①f(0)=f(1);②f(x)的最小值为-18.(1)求函数f(x)的解析式;(2)设数列{an}的前n项积为Tn,且Tn=(45)f(n),求数列{an}的通项公式;(3)在(2)的条件下,求数列{nan}的前n项的和. 查看答案
题型:补全对话,情景问答 女,30岁,G2P1,妊娠42+2周,第1胎产钳助娩,出生时Apgar评分3分,出生后1天死亡。现估计胎儿体重3900~4000g,宫颈Bishop评分8分,NST有反应型,最佳的处理是()A.人工破膜B.普拉睾酮200mg静注C.小剂量缩宫素引产D.剖宫产E.测尿雌三醇/肌酐 查看答案