已知在△ABC中,∠A、∠B都是锐角,(sinA-32)2+|cosB-12|= 发布时间:2017-04-27 15:55 │ 来源:www.tikuol.com 题型:选择题 问题: 已知在△ABC中,∠A、∠B都是锐角,(sinA-32)2+|cosB-12|=0,则∠C的度数是( )A.30°B.45°C.60°D.90°
题型:选择题 In China, if people have a cold and they don’t think it’s serious, 小题1: There they can buy the medicine they need. They can also get some advice about their illnesses from the doctors and they are told what they should do. 小题2:If their illnesses are a little more serious. 小题3: Doctors usually ask about their trouble, check them over with equipments(仪器)and then give them a prescription(处方). 小题4: they may have to stay in hospital.When people, especially(特别)the old or the babies, are badly ill, they can call 120 for help. the ambulance(救护车)can take them to the hospital as soon as possible. 小题5: A.It’s quite easy and cheap.B.If they have a much more serious disease.C.They may go to see the doctor.D.They may go to a medicine shop or a community service center for help.E.Doctors will give them first aids(救助)at first time. 查看答案
题型:选择题 患者,男,15岁,面型略突,面下1/3高,ANB2°,下颌支发育不足,前牙切牙合。上下牙列轻度拥挤,磨牙轻近中关系,上下前牙略唇倾。下牙弓方形,4个第三磨牙牙胚存在对此患者应采取的矫治计划为().A.不拔牙矫治B.拔除4个第一双尖牙C.拔除双侧上颌第二双尖牙和下颌第一双尖牙D.拔除双侧上颌第一双尖牙和双侧下颌第二双尖牙E.拔除4个第二双尖牙 查看答案