某10周龄鸡群发病,病鸡视力减退,表现为虹膜呈同心环状褪色,瞳孔环状不规则,后期逐渐

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问题:

某10周龄鸡群发病,病鸡视力减退,表现为虹膜呈同心环状褪色,瞳孔环状不规则,后期逐渐缩小。部分鸡出现皮肤肿瘤,法氏囊常见萎缩。该病最可能是()(669-30)

A、禽白血病

B、鸡传染性贫血

C、传染性法氏囊病

D、网状内皮组织增殖病

E、马立克氏病

考点:执业兽医师综合科目2013年全国执业兽医资格考试综合科目
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善治下部痹证的腰膝酸痛,属于寒湿所致者,宜选用()

A.络石藤

B.豨莶草

C.独活

D.防己

E.秦艽

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干燥综合征的临床症状不包括

A.口干
B.腮腺肿大
C.类风湿关节炎
D.干燥性角、结膜炎
E.睾丸炎或附件炎

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Ban the Band

Every year, our school has a dance for all the students. It’s a little funny seeing friends in clean shoes and trousers or colorful (1) , instead of the usual school uniform.

Most of us think the dance is great (2) even the teachers enjoy being there. (3) , two weeks ago someone said that there would be no (4) band this year— only CDs. "I don’t (5) it!" Amy cried out during the lunch break.

"Someone said the school couldn’t (6) a band, and they think it’s too noisy anyway, "added Daniel.

"Well, I don’t think it’s (7) enough without a band!" declared Angela, "and I’m going to see what can be done. "

Angela was as good as her (8) . In the afternoon she went to see the school headmaster who agreed to give the (9) some more thought. And he suggested that one (10) for having a band was to increase the price of each ticket from MYM5 to MYM10. Angela had to (11) out whether the students would like to do that."I need all of you to help me, " she (12) to our group before school the next day. "Mr. Berry gave me a list of all the names, and suggested we ask each one their (13) about the band and the extra cost. " (14) the day we asked around as Angela suggested, and wrote down people’s feelings about the band and the cost. We were amazed how much (15) there was for the band and everyone agreed to pay the extra MYMS."I’m surprised, " smiled Mr. Berry, when we gave him the (16) . "I really thought that only a few people (17) their band and that the cost would be too high. OK. Angela, your next (18) is to find a good band and line them up for the dance. "Angela was all smiles and (19) the news to Amy and Daniel. "You’re (20) , " smiled Daniel to Angela as he thought how close they came to having a less than perfect dance.

18()

A.task 

B.business 

C.exercise 

D.duty

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有关DNA的叙述错误的是()

A.同一生物个体各种体细胞的核中,DNA具有相同的碱基组成

B.双链DNA分子的碱基含量是A+G=T+C或A+C=G+T

C.肺炎双球菌的转化实验表明DNA是主要的遗传物质

D.DNA既存在于细胞核中也存在于细胞质中

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室内管道安装工程无论工业管道或生活管道均包括()、()和()三部分。

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