搜题请搜索小程序“爱下问搜题”
问题 判断题

资本市场线为无风险资产与风险资产所构成的投资组合的有效边界。 ( )

答案

参考答案：对

填空题

Questions 9-13


·You will hearfive speakers talking about advantages or disadvantages about cloning.
·For questions 9-13, choose from the list A-F which advantage or disadvantage they are talking about.
·Use the letters only once. There is one extra letter which you do not need to use.
9. Speaker 1: ______
10. Speaker 2: ______
11. Speaker 3: ______
12. Speaker 4: ______
13. Speaker 5: ______
  • A. The element of uncertainty
  • B. Reverse the aging process
  • C. Helping infertile couples
  • D. Potential benefits to modern medicine
  • E. Improving food supply
  • F. The potential for abuse
查看答案
单项选择题

肺的正确描述是（）

A.位于胸廓内

B.经固定液固定的右肺上方有主动脉压迹

C.经固定液固定的左肺上方有奇静脉沟

D.肺尖向上经胸廓上口突至颈根部

E.深吸气时可充满肋膈隐窝
查看答案