某养鸡场1000只2—3月龄蛋鸡，4月份出现发病，病鸡根少死亡，主_爱下问搜题

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问题单项选择题 A2型题

某养鸡场1000只2—3月龄蛋鸡，4月份出现发病，病鸡根少死亡，主要现为鸡冠、部皮肤等处有大小不一的黄色乃至黑色增生丘疹，有的豌豆大或豌豆大小，有的融和在一起有的可剥离，有胺汁，精神食欲正常，粪便正常，两側眼被增生物覆盖不能采食，最后死亡。该病可能是（）

A.禽流感

B.鸡痘

C.鸡大肠杆菌病

D.马立克病

E.鸡传染性鼻炎

答案

参考答案：C

完形填空

In 1898 an 8.2 earthquake almost flattened America, killing over 30,ooo people in less than four minutes. In the middle of complete damage and disorder, a father rushed to the school where his son was supposed to be, 26 that the building was 2 7.
After the unforgettably shock, he 28 the promise he had made to his son: “ No matter 29 happens, I’ll always be there for you!” And tears began to 30 his eyes. As he looked at the pile of ruins, it looked hopeless, but he kept remembering his 31 to his son. He rushed there and started 32 the ruins.
As he was digging, other helpless parents arrived , 33 : “It’s too late ! They are all dead! 34 , face reality; there’s nothing you can do!” To each parent he responded with 35 : “Are you going to help me now? ”No one helped. And then he continued to dig for his son, stone by stone.
Courageously he went on alone because he needed to know 36 : “Is my boy 37 or he is dead?” He dug for eight hours … 12 hours…36 hours…then , in 38 hour , he pulled back a large stone and heard his son’s 39 . He screamed his son’s name, “ARMAND!” He heard back, “Dad!?! It’s me, Dad! I told other kids not to worry. I told them that if you were alive, you 40 me and 41 you saved me, they’d be saved. You promised, ‘No matter what happens, I’ll always be there for you!’ You did it, Dad!”
“What’s going on in there? ”the father asked
“There are 14 of us 42 43 33,Dad. We’re scared, hungry, thirsty and thankful you are here. When the building collapsed, it made 44 , and it saved us.”
“Come out , boy!”
“No, Dad! Let the other kids out first, 45 I know you’ll get me! No matter what happens, I know you’ll always be there for me!”

A．only discovering

B．only to discover

C．only realizing

D．only to realize.

A．as flat as a pancake	B．as high as a mountain
C．as strong as an ox	D．as weak as a kitten

B．digging through

C．digging out

D．digging into

A．for himself

小题15:A will save B. would save C. save D. would have saved

D．even though

判断题

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