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【简答题】
幼儿数学教育的目标是什么?
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举一反三
【单选题】When was the hammock invented and by whom?
A.
The Indians had invented the hammock long before they came to South America.
B.
The Indians had invented the hammock long before the Europeans came to South America.
C.
The Europeans invented the hammock after they made acquaintance with the Indians.
D.
The Europeans had invented the hammock before they went to South America.
【单选题】设全集U={1，2，3，4，5}，集合M={1，3，5}，集合N={3，4，5}，则集合（C U M）∩N等于（ ）
A.
{4}
B.
{2，3，4，5}
C.
{1，3，4，5}
D.
?
【单选题】Not ____ he died, he received an award for his selfless service to the old. [ ]
A.
long before
B.
before long
C.
long ago
D.
shortly before
【单选题】中国古代的自然经济 1是中国传统社会赖以存在的基础 2是以满足生产者本身或本经济单位需要进行生产的经济 3农业与家庭手工业相结合 4带有开放性
A.
①③③④
B.
①②③
C.
②③④
D.
①②④
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