患者,女,13岁,为近中唇移过低位牙(即虎牙),采用机械性活动矫治器进行矫正,其所用 发布时间:2019-06-03 00:53 │ 来源:www.tikuol.com 题型:单项选择题 问题: 患者,女,13岁,为近中唇移过低位牙(即虎牙),采用机械性活动矫治器进行矫正,其所用弹簧为()A.眼圈簧B.U形簧C.舌簧D.爪簧E.桨簧
题型:单项选择题 阅读理解。 Welcome to the zoo!Opening Monday to Friday 10:00 am.-6:00 pm.Saturday to Sunday8:00 am.-8:00 pm. Adults 15-18 8-14 Under 8 Fees $8.00 $6.00 $3.00 Free Try our Train Ride for $2.00 each person!1. On Sunday, the zoo opens at _____.A. 10:00 in the morningB. 8:00 in the morningC. 6:00 in the afternoonD. 8:00 in the afternoon2. The zoo opens _____ day(s) a week.A. oneB. twoC. fiveD. seven3. You are 13 years old. If (如果) you want to go to the zoo, you should (应该) pay (付钱) _____.A. $3.00B. $6.00C. $8.00D. $2.00?4. Kate is 12 years old, and her little sister is six years old. If they go to the zoo, they should pay _____.A. $9.00 B. $11.00 C. $6.00 D. $3.005. You are 14 years old and your brother is 7 years old. You are going to try the train ride, you should pay _____.A. $2.00B. $4.00C. $6.00D. $7.00 查看答案
题型:单项选择题 下列关于土壤和土地的表述,错误的是()。A.土壤是土地的一个组成要素B.对于农业用地,土壤的肥力是形成土地生产力的基础C.土壤的本质和土地的本质是相同的D.土壤和土地的形态结构相差甚远 查看答案
题型:单项选择题 关于支撑线和压力线,以下说法错误的是______。A.支撑线和压力线是不可以相互转化的B.支撑线和压力线的作用是阻止或暂时阻止股价朝一个方向继续运动C.支撑线和压力线有被突破的可能,它们不足以长久地阻止股价保持原来的变动方向,只不过是暂时停顿而已D.在某一价位附近之所以形成对股价运动的支撑和压力,主要由投资者的筹码分布、持有成本以及投资者的心理因素所决定 查看答案