What do the fishermen do to encourage the birds？
A. They use a long string to beat the birds.
B. They give the birds some fish to encourage the birds.
C. They beat the sides of the boat to stimulate the birds.
D. They grasp several birds in one hand.
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In which season of the year do the fishing boats set out？
A. In spring.
B. In summer.
C. In autumn.
D. In winter.
该病人发生了
A. 胃溃疡穿孔
B. 胃溃疡复发
C. 肠梗阻
D. 合并十二指肠溃疡
E. 瘢痕性幽门梗阻
What was the original purpose of hunting？
A. To catch the wild animals.
B. To catch the birds.
C. To catch the fish.
D. To provide food.
患者最有可能出现的酸碱失衡和水、电解质紊乱的类型是
A. 低氯血症、代谢性酸中毒
B. 低钾血症、代谢性酸中毒
C. 高钾血症、代谢性碱中毒
D. 高钾血症、代谢性酸中毒
E. 低钾血症、代谢性碱中毒
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