问题
单项选择题 A1型题
可引起母畜发生症状性流产的疾病是()
A.布氏杆菌病
B.猪细小病毒病
C.牛衣原体病
D.牛钩端螺旋体病
E.猪繁殖与呼吸综合征
答案
参考答案:D
可引起母畜发生症状性流产的疾病是()
A.布氏杆菌病
B.猪细小病毒病
C.牛衣原体病
D.牛钩端螺旋体病
E.猪繁殖与呼吸综合征
参考答案:D
完形填空。 | ||||
Mr White with his wife 1 now living at a small Italian hotel, 2 they had stayed in Italy for months on holiday. One night he went out for a walk 3 . It was late. The small street was dark and 4 . Suddenly he heard 5 behind him. He 6 his head and saw a middle-aged man with wild hair, who quickly walked 7 him. The man was nearly out of sight when Mr. White suddenly found that his watch 8 . He thought it was the 9 man who had taken his watch, so he ran quickly after him and soon caught up with him. As he knew 10 Italian, Mr. White had to ask the man 11 the watch in another way. He showed the man his strong arms and 12 to his watch pocket. The man thought a while and gave 13 watch to Mr. White. Mr. White returned home and told his wife 14 had happened. He was greatly surprised when Mrs. White pointed to the watch on the table. Now he found it was 15 that had taken the Italian's watch. | ||||
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