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【单选题】
百白破疫苗的基础免疫需要接种A.
1针
B.
2针
C.
3针
D.
4针
E.
5针
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反馈参考答案：
举一反三
【单选题】When a firm enters into a 90 day forward exchange contract
A.
deliberately creates transaction exposure.
B.
unintentionally eliminates all translation exposure.
C.
does not create any exposure since the forward contract will deliver the notional amount at the current quote for the forward rate.
D.
none of the above
【单选题】when does competition not become an even stronger force impacting the profitability of a firm?
A.
the costs of exiting the market exceed the costs of continuing to operate
B.
customers do not have strong brand preferences
C.
the market is fast-growing
D.
the market consists of several equal-sized firms
【单选题】氟化物防龋的主要作用包括
A.
牙菌斑与唾液中存在氟化物时，能促进早期釉质龋的再矿化
B.
氟化物干扰糖原酵解，阻止产酸
C.
较高浓度的氟化物有杀灭致龋菌和其他细菌的作用
D.
在牙发育期间摄入氟化物可使釉质更能对抗以后的酸侵蚀
E.
以上均是氟化物的主要作用
【单选题】A firm does NOT want to borrow money for a project when:
A.
the interest rate is higher than the rate of return on the project.
B.
the interest rate is lower than the rate of return on the project.
C.
the interest rate is positive.
D.
the rate of return on the project is positive.
【判断题】When a firm does not pay out its free cash flow to its shareholders, the shareholders bear an opportunity cost equal to their next best use of those funds.
A.
正确
B.
错误
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