以下人物会同意“遗传和环境在人的形成和发展过程中的作用始终是交织在一起的,很难明确区 发布时间:2017-12-15 19:24 │ 来源:www.tikuol.com 题型:单项选择题 问题: 以下人物会同意“遗传和环境在人的形成和发展过程中的作用始终是交织在一起的,很难明确区别划分”的观点的是( )。A.柏拉图B.华生C.洛克D.施太伦
题型:单项选择题 已知函数f(x)=13x3-ax2+(a2-1)x+b(a,b∈R).(1)若x=1为f(x)的极值点,求a的值.(2)若y=f(x)的图象在(1,f(1))处的切线方程为x+y-3=0,求f(x)在区间[-2,4]上的最大值. 查看答案
题型:单项选择题 BL1PITORABOUT LIPITOR Lipitor is a prescription medicine.Along with diet and exercise,it lowers “bad,’cholesterol(胆固醇)in your blood.It can also raise “good'’ cholesterol. Lipitor can lower the risk of heart attack in patients with several common risk factors,including family history of early heart disease,high blood pressure,age and smoking.WHO IS LIPITOR FOR?Who can take LIPITOR:.People who cannot lower their cholesterol enough with diet and exercise· Adults and children over l0Who should NOT take LIPITOR:.Women who are pregnant,may be pregnant,or may become pregnant. Lipitor may harm your unborn baby..women who are breast-feeding.Lipitor can pass into your breast milk and may harm your baby.· People with liver(肝脏)problems POSSIBLE SIDE EFFECTS OF LIPITORSerious side effects in a small number of people:.Muscle(肌肉)problems that can lead to kidney(肾脏)problems,including kidney failure.Liver problems.Your doctor may do blood tests to check your liver before you start Lipitor and while you are taking it.Call your doctor right away if you have:.Unexplained muscle pain or weakness,especially if you have a fever or feel very fired.Swelling of the face,lips,tongue,and/or throat that may cause difficulty in breathing or swallowing· Stomach painSome common side effects of LIPITOR are:· Muscle pain· Upset stomach· Changes in some blood tests HOW TO TAKE LIPITORDO:.Take Lipitor as prescribed by your doctor..Try to eat heart-healthy foods while you take Lipitor..Take Lipitor at any time of day, with or without food..If you miss a dose(一剂),take it as soon as you remember. But if it has been more than 12 hours since your missed dose,wait.Take the next dose at your regular time.Don’t:.Do not change or stop your dose before talking to your doctor..Do not start new medicines before talking to your doctor.小题1:Taking Lipitor is helpful for _________ .A.breast-feeding womenB.women who are pregnantC.adults having heart diseaseD.teenagers with liver problems.小题2:If it has been over 12 hours since you missed a dose, you should __________,A.change the amount of your next doseB.eat more when taking your next doseC.have a dose as soon as you rememberD.take the next dose at your regular time小题3:Which of the following is a common side effect of taking Lipitor?A.Face swelling.B.Upset stomach.C.Kidney failure. D.Muscle weakness.小题4:What is the main purpose of the passage?A.To teach patients ways for quick recovery. B.To present a report on a scientific research.C.To show the importance of a good lifestyle.D.To give information about a kind of medicine. 查看答案
题型:单项选择题 在竖直平面内有一边长为l的正方形区域处在场强为E的匀强电场中,电场方向与正方形一边平行.一质量为m、带电量为q的小球由某一边的中点,以垂直于该边的水平初速v0进入该正方形区域.当小球再次运动到该正方形区域的边缘时,具有的动能可能为( )A.0B.12mv20+12qEl-12mglC.12mv20D.12mv20+qEl+12mgl 查看答案