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【单选题】

PART 5 Read the text below and choose the correct word for each space. For each question, mark the letter next to the correct word — A, B, C or D — on your answer sheet. WILLIAM THE HERO! Brave William Baldock, who is six years old, is a hero after helping his mother when she fell downstairs. William quickly rang (26)______ an ambulance when he discovered his mother had broken her leg. In spite of being frightened, he (27) ______ the emergency services what had happened and answered all the questions they asked him. He also telephoned his father (28)______ work, and then his grandmother, to explain what he had (29)______ While waiting for (30)______ people to come, William looked after his 18-month-old sister. When ambulance man Steve Lyn went to the house, he was amazed: 'It's (31)______ that a young boy of six knew the right number to (32)______ , and was able to give us the correct information. (33)______ of William's quick thinking, we were able to (34)______ there immediately.' Mrs Baldock left hospital yesterday, very (35)______ to both William's and the ambulance service.

A.
to
B.
off
C.
for
D.
with
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【多选题】关于风险的衡量下列说法正确的有( )

A.
可以采用资产的预期收益率衡量风险
B.
如果两个方案进行比较,则标准差大的方案风险一定大
C.
如果两个方案进行比较,则标准离差率大的方案风险一定大
D.
预期收益率不同的方案之间的风险比较只能使用标准离差率指标

【多选题】下列关于风险衡量的说法正确的有 ( ) 。

A.
期望值相等的多个方案,标准差越小,风险越小
B.
无论期望值是否相同,多个方案比较时,选择标准差小的方案
C.
当风险报酬率大于预测风险收益率时,说明方案可行
D.
当风险报酬率小于预测风险收益率时,说明方案可行

【多选题】下列关于风险衡量的说法中,正确的有()。

A.
在期望值相同的情况下,方差越大,风险越大
B.
在期望值相同的情况下,标准差越大,风险越大
C.
在期望值相同的情况下,标准差越小,风险越大
D.
标准离差率越大,风险越大

【多选题】关于投资项目的风险衡量,下列说法中正确的有______。

A.
增加债务比重,会降低加权平均资本成本
B.
项目风险与企业当前资产的平均风险相同,只是使用企业当前资本成本作为折现率的必要条件之一,而非全部条件
C.
采用实体现金流量法评价投资项目时应以加权平均资本成本作为折现率,采用股权现金流量法评价投资项目时应以股权资本成本作为折现率
D.
如果净财务杠杆大于零,股权现金流量的风险比实体现金流量大,应使用更高的折现率

【多选题】关于风险的度量,下列说法中正确的有( )

A.
利用概率分布的概念,可以对风险进行衡量
B.
期望报酬的概率分布越集中,则该投资的风险越小
C.
期望报酬的概率分布越集中,则该投资的风险越大
D.
标准差越小,概率分布越集中,相应的风险也就越小
E.
标准差越大,概率分布越集中,相应的风险也就越小