单项选择题

The expression "ripple effect" (Line 6, Para. 1) most probably means" __________ ".

A．chain reaction
B．cumulative effect
C．immediate response
D．long-lasting impact
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单项选择题
The author's attitude towards changes in the financial aid to higher education by government is __________.
A．positive
B．indifferent
C．critical
D．neutral
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