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问题 单项选择题

学高为“师”，身正为“范”强调了教师专业特点的（）

A.角色多样性；

B.工作神怪性；

C.劳动创造性；

D.成效滞后性

答案

参考答案：B

单项选择题

Assume the following capital lease: Present value (PV) of lease payments at 12 percent is $25000. The leased asset is depreciated straight line over 6 years. The lease payment is $ 6000. The first payment of $ 6000 is to be paid at the end of the year. What is the second year’s interest expense and principal payment Interest Expense Principal Payout（）①A. $ 0 $ 6000 ②B. $ 3000 $ 3000 ③C. $ 2640 $ 3360

A. ①

B. ②

C. ③
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单项选择题 A1/A2型题

有关硫酸镁的叙述错误的是（）

A.有镇静和抗惊厥作用

B.能产生简毒样肌松作用

C.可促进Ach释放

D.可用于缓解高血压危象

E.可用于抗惊厥
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