师资优化组合的关键在于建立合理的教师劳动定额和()
A. 实现教职工编制的合理定员
B. 逐步建立起教师劳动力市场
C. 建立健全的社会激励机制
D. 建立健全的社会竞争机制来源
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You may send me an e-mail or just give me a call. will do .()
A. Neither
B. Each
C. Any
D. Either
He lost his way in the forest, but he managed to get through it______.
A. completely
B. eventually
C. quickly
D. automatically
电子数据交换的英文缩写是()
A. CAD
B. EDI
C. MRP
D. EC
Under CFR contract, the goods are damaged during marine transport and the buyer suffers losses estimated at USD 1 000 due to natural calamity, USD 800 due to fortuitous accidents, and USD 2 000 due to
A. USD 3800
B. USD 1800
C. USD 3000
D. USD 2800