问题
单项选择题 A型题
因热极深伏，阳热内结而出现寒象者，其病理变化属于
A．阳盛格阴
B．阳盛则阴病
C．阴盛则寒
D．阳虚生外寒
E．热极生寒
答案
参考答案：A
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因热极深伏，阳热内结而出现寒象者，其病理变化属于
A．阳盛格阴
B．阳盛则阴病
C．阴盛则寒
D．阳虚生外寒
E．热极生寒
参考答案：A
Jane Higgins, CFA, a industry analyst, does research about inventory valuation. The company uses a periodic inventory system and no inventory on 31 May, 2012. The company purchases inventory as follows:
| Purchase Date | Cost per Unit | Number of Units |
| 1 May | $14.00 | 1000 |
| 3 May | $10.00 | 400 |
| 6 May | $8.00 | 1500 |
| 23 May | $10.00 | 300 |
During May, 2000 units are sold. Under the weighted average cost method of inventory valuation, cost of goods sold is closest to:（）
A.
20160
B.20625
C.31000