问题
选择题
In the rainforest of the Amazon, 50 to 150 plant species ______ every day. [ ]
A. are being destroyed
B. are destroying
C. have been destroyed
D. destroyed
答案
答案：C
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In the rainforest of the Amazon, 50 to 150 plant species ______ every day. [ ]
A. are being destroyed
B. are destroying
C. have been destroyed
D. destroyed
答案：C