完形填空

　　One day a police officer managed to get some fresh mushroom (蘑菇). He was so 1 what he bought that he offered to 2 the mushrooms with his brothers. When their breakfast arrived 3 , each officer found some mushrooms on his plate.

　　“Let the dog 4 a piece first.” suggested one 5 officer who was afraid that the mushrooms 6 be poisonous.

　　The dog seemed to 7 his mushroom, and the officers then began to eat their meal, saying that the mushroom have a very strange 8 quite pleasant taste.

　　An hour later, however, they were all astonished 9 the gardener rushed in and said　　10　　that the dog was dead. 11 , the officers jumped into their cars and rushed to the nearest hospital. Pumps (洗胃器) were used and the officers had a very 12 time getting rid of the mushrooms that 13 in their stomachs. When they returned to the police station, they sat down and started to 14 the mushroom poisoning. Each man explained the pains that 15 had felt and they agreed that 16 had grown worse on their way to the hospital. The gardener was called to tell the way 17 the poor dog had died. “Did it 18 much before death?” asked one of the officers, 19 very pleased that he had escaped a painful death himself. “No,” the gardener looked rather 20 . “It was killed the moment a car hit it.”

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