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單項選擇題

The general election in America is held every （）years.

A.5
B.4
C.6
D.3

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The colonial life can be described as the following except （）

A.simple
B.easy
C.rough
D.hard

單項選擇題

In the west of the （）lie the Colorado Plateaus and the Columbia Plateaus.

A.Rocky Mountain
B.Coast Range
C.Cascades Mountains

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