皮皮学，免费搜题
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搜题
【单选题】
是衡量材料软硬程度的一种力学性能。A.
强度
B.
硬度
C.
塑性
D.
韧性
拍照语音搜题，微信中搜索"皮皮学"使用
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皮皮学刷刷变学霸
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【判断题】My Dog Mrs. Barney wanted to take her dog back, but her dog died years ago in reality.
A.
正确
B.
错误
【简答题】综合评价是指在统计评价中，将一项统计指标，或指标体系中各个指标分别选择评价标准，逐一进行评价的过程。（ ）
【单选题】听力原文：W: This is Mrs. Jones. There must be something wrong with my air-conditioner and water keeps dripping onto my floor. Could you come over and fix it? M: This is our busiest time of the year, but I...
A.
A plumber.
B.
A salesman.
C.
An electrician.
D.
A telephone repairman.
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