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.
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.
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