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【判断题】
动态受流性能是受电弓在高速滑动接触中所具有的导电能力。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
【单选题】远离昆虫过敏的措施有
A.
少到蜜蜂出没的地方
B.
消灭蚊蝇、虱子及臭虫等有害寄生虫
C.
保持室内卫生，从环境中清除各种有害昆虫
D.
有过敏体质者慎食昆虫食品
E.
以上都是
【单选题】What has this study made people think about?
A.
What jobs are available to support families．
B.
How people can save more money.
C.
How to get a good deal on a new car．
D.
What kinds of houses they should buy．
【简答题】根据句意和首字母提示，完成短文。(每小题1分，满分10分) People live in different kinds of houses in the world. Usually, each house has i___ 小题1: _ _ own living room, bedroom, kitchen and b _ 小题2: . Different houses have differ...
【简答题】What kinds of houses are introduced in the recording?
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