题目内容
() 2. She to think empty bottles were , but now she knows they can be recycled.
A. use; useful B. used; useless C. was used; useless D. used; useful
2.B
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题目内容
() 2. She to think empty bottles were , but now she knows they can be recycled.
A. use; useful B. used; useless C. was used; useless D. used; useful