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【单选题】
有消化道黏膜保护作用的抗消化性溃疡药是A.
米索前列醇
B.
奥美拉唑
C.
氢氧化镁
D.
哌仑西平
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反馈参考答案：
举一反三
【简答题】Usually motor carriers compete with air for small shipments and rail for ____________ 。
【单选题】The primary advantage for motor carriers is ____.
A.
reliability
B.
speed
C.
capability
D.
flexibility
【简答题】The versatility of motor carriers is made possible in that they can transport products of ____________ and weight over any distance。
【简答题】Rail transport has disadvantages compared to motor carriers in terms of __________ and frequency of service。
【简答题】Motor-freight carriers are less __________(advantage) for transport of low-value goods.
【简答题】Motor carriers are more ________________ than other modes。
【简答题】Loss and damage ratios for motor carriers are substantially lower than for rail and are slightly higher than for ____________
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