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问题 单项选择题 A1/A2型题

装盒时，人工牙的面与上层型盒顶部之间的间隙至少应该有（）

A.2～4mm

B.4～6mm

C.6～8mm

D.8～10mm

E.10mm以上

答案

参考答案：E

选择题

This group of designers         a plan for the project of the company.[     ]

A. drew up          

B. sent up            

C. set up      

D. turned up
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单项选择题

An analyst does research about sustainable growth rate and gathers the following information about a company for 2011:
·Net income is $2 000 000
·Common dividends paid is $900000
·Average assets is $12000000
·Average liabilities is $3500000
The company's sustainable growth rate is closest to:（）

A. 9.17%

B. 10.59%

C. 12.94%
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