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【单选题】
逻辑代数中的“0”和“1”是代表两种不同的【 】,并不表示数量的大小。A.
逻辑状态；
B.
逻辑变量；
C.
逻辑常量；
D.
逻辑函数
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【简答题】contribut____ ____
【单选题】Which of the following can be inferred from the last paragraph?
A.
Having children contributes little to the glamour of celebrity moms.
B.
Celebrity moms have influenced our attitude towards child rearing.
C.
Having children intensifies our dissatisfaction with life.
D.
We sometimes neglect the happiness from child rearing.
【多选题】如果有一个蛋白A， 其分子量为40 KD。 它在Native PAGE上产生两条条带，下面哪种说法有可能具有合理性
A.
两条条带分别为单体和二聚体
B.
两条条带分别为单体和某个降解产物
C.
两条条带分别为单体和四聚体
D.
两条条带分别为二聚体和四聚体
【单选题】听力原文： The city's museums are much more than cultural centers. They are major contributions to the city's economy. Not only do they provide jobs for people living in the city, but the museums also attr...
A.
Because they have hotels and stores.
B.
Because they attract tourists to the city.
C.
Because people pay to visit the museums.
D.
Because people buy a lot of gifts in the museums.
【单选题】听力原文： The city's museums are much more than cultural centers. They are major contributors to the city's economy. Not only do they provide jobs for people living in the city, but also the museums attra...
A.
The museums are a financial success.
B.
People are leaving New York too rapidly.
C.
The public should support cultural institutions.
D.
Crocker Band wants new depositors.
【简答题】What must the applicants do to meet the demands of the 2008 Olympic s? Contribute sufficient funds, products, and ___________________________.
【简答题】她的微笑 给 深刻的印象 小伙子 留下了
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