摘要： The balance of nature is at times, resulting in a number of possibly unforeseen effects. A. confused B. troubled C. disturbed D. harmed
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The balance of nature is _____ at times, resulting in a number of possibly unforeseen effects.
[ ]
A. confused
B. troubled
C. disturbed
D. harmed
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B. troubled
C. disturbed
D. harmed
At times the balance in nature is ______ , resulting in a number of possibly unforeseen effects.
A. troubled B. confused C. disturbed D. puzzled
查看习题详情和答案>>At times the balance in nature is ______，resulting in a number of possibly unforeseen effects.
A．troubledB．confusedC．disturbedD．puzzled
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