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【单选题】
认为 “教育即生活”,强调“儿童中心”,主张“做中学”的教育家是( )。A.
初
B.
维果斯基
C.
D.
杜威
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举一反三
【单选题】I wasn't sure if he was really interested or if he _____ polite. [ ]
A.
was just being
B.
will just be
C.
had just been
D.
would just be
【简答题】软件工程第一次习题.docx
【单选题】He was really disappointed to find that he had failed to make himself ______, although he tried his best to describe vividly.
A.
pay attention
B.
paying attention to
C.
paid attention
D.
paid attention to
【单选题】设一关系模式为：运货路径（顾客姓名，顾客地址，商品名，供应商姓名，供应商地址），则该关系模式的主键是（ ）。
A.
顾客姓名，供应商姓名
B.
顾客姓名，商品名
C.
顾客姓名，商品名，供应商姓名
D.
顾客姓名，顾客地址商品名
【单选题】设一关系模式为:运货路径(顾客姓名,顾客地址,商品名,供应商姓名,供应商地址),则该关系模式的主键
A.
顾客姓名，供应商姓名
B.
股金额姓名，商品名
C.
顾客姓名，商品名，供应商姓名
D.
顾客姓名，顾客地址，商品名
【单选题】He would have paid__ for the house if the salesgirl had insisted because he was really fond of it.
A.
as twice much as
B.
much as twice
C.
twice as much
D.
twice much as
【单选题】It was a long time before the police________what he was really doing.
A.
caught hold of
B.
caught up
C.
caught on to
D.
caught at
【单选题】设一关系模式为：运货路径（顾客姓名，顾客地址，商品名，供应商姓名，供应商地址），则该关系模式的主键是（）
A.
顾客姓名，供应商姓名，供应商地址
B.
顾客姓名，供应商姓名，商品名
C.
顾客姓名，商品名
D.
顾客姓名，顾客地址
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