单项选择题

The oil must be used up,______ the light went out.

A．since
B．as
C．because
D．for
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单项选择题
The movement of the moon conveniently provided the unit of month, which was______ from one new moon to the next.
A．assessed
B．measured
C．reckoned
D．judged
单项选择题
A．propositionsB．predictionsC．approvalD．defiance
A．propositions
B．predictions
C．approval
D．defiance
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