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【单选题】
鸡，2月龄，嗉囊积液，排黄绿色稀粪;剖检见盲肠扁桃体出血。脑组织匀浆接种鸡胚，鸡胚尿囊液可凝集鸡红细胞。该病最可能的病原是A.
禽传染性支气管病毒
B.
亲传染性喉气管炎病毒
C.
传染性法氏囊病病毒
D.
马立克氏病病毒
E.
新城疫病毒
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举一反三
【单选题】These things are the same in appearance but different in _____.
A.
impression
B.
essence
C.
exposure
D.
honor
【简答题】阅读短文，按要求做下列题。 Dear Tommy, Can you take some things to Helen? These things are: her alarm clock, math book, bag, ID card, notebook and hat. The alarm clock is on the desk. The math book is on the desk,...
【单选题】A: These things are not useful to anyone, are they? B: ______. We can throw them away.
A.
Yes, they are
B.
Yes, they aren’t
C.
No, they aren’t
D.
No, they are
【简答题】These things are ______ to happen when you are careless.
【单选题】These things are _________ to happen when you're always careless.
A.
bind
B.
bund
C.
bound
D.
bounding
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