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【多选题】
有关早期儿童测量能力发展的标准,下列说法正确的是?A.
计量单位的大小与测量出的单位数量之间是一种正向的关系。
B.
物体之间的比较既可以是直接的比较，也可使用间接比较。
C.
比较时，计量单位的大小必须是均等的，可以存在间断的和重叠的部分。
D.
了解和确定所需要测量的属性特征是进行测量的重要前提。
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举一反三
【单选题】The United States produced higher crop harvests before roads took away land and pollution affected crops.
A.
Y
B.
N
C.
NG
【简答题】骨盆外测量主要测量的经线 有 、 、 和 。
【单选题】______ he will return to his native land.
A.
It is long before that
B.
It is before long that
C.
It won't be long before
D.
It will be before long that
【单选题】______ he returns to his native land.
A.
It is long before since
B.
It is before long that
C.
It won’t be long before
D.
It will be long after
【单选题】_____ he will return to his native land. [ ]
A.
It is long before that
B.
It is before long that
C.
It won't be long before
D.
It will be long before that
【单选题】Many People depended on the land for a living before the 17th century（ ）
A.
Right
B.
Wrong
C.
Not mentioned
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