In the fourth paragraph, the author makes it clear that ______.
A.the government which is in charge of powers such as the making of laws must conduct the current affairs of the country but also think ahead and prepare the nation of tomorrow
B.the nationals of any country are accountable for social choices they make
C.the source of supply and wealth of any country can and will be consumed entirely if proper steps are not taken
D.the people of any given country have a natural tendency to use unreservedly and unwisely their own resources
第1题
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
第2题
A.新城疫病毒
B.马立克氏病病毒
C.传染性支气管炎病病毒
D.传染性法氏囊病病毒
E.传染性喉气管炎病毒
第3题
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
第4题
A.产蛋下降综合征病毒
B.禽正呼肠孤病毒
C.传染性法氏囊病毒
D.禽流感病毒
E.传染性支气管炎病毒
第5题
A.新城疫
B.禽白血病
C.鸡传染性贫血
D.鸡传染性支气管炎
E.鸡传染性喉气管炎
第6题
A.禽流感病毒
B.鸭瘟病毒
C.番鸭细小病毒
D.新城疫病毒
E.鸭肝炎病毒
第9题
A.马立克氏病
B.新城疫
C.禽网状内皮组织增生病
D.鸡传染性贫血
E.禽腺病毒感染
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