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— Factories are not allowed to put their waste water into the river.
— _____. It has been polluted so seriously.

A. Entirely
B. Frequently
C. Exactly
D. Simply
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科目：高中英語 來源：0103 月考題 題型：單選題

— Factories are not allowed to put their waste water into the river.
— _____. It has been polluted so seriously.
[     ]
A. Entirely
B. Frequently
C. Exactly
D. Simply

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