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【判断题】
煤的挥发分多少，基本上能反映煤燃烧的难易程度。A.
正确
B.
错误
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【简答题】We were doing the best to control the fire of the burning garage. Outside, I heard the sounds of cats crying. I couldn’t stop- I would have to look for the cats after the fire was put out. It took a l...
【单选题】She tries her best to the changes in fashion.
A.
keep up with
B.
put off
C.
come up with
D.
go by
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