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【判断题】
报告的主送机关为直属上级机关,一般只写一个。如果需要,可抄送有关的上级机关。( )A.
正确
B.
错误
拍照语音搜题，微信中搜索"皮皮学"使用
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参考解析：
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皮皮学刷刷变学霸
举一反三
【简答题】If he loses the case, Michael will have to __________ the bill for legal costs.
【单选题】If he loses the case, Michael will have to______ the bill for legal costs.
A.
pick up
B.
pick out
C.
turn up
D.
turn out
【简答题】同上 If he loses the case, Michael will have to pick up the bill for legal costs.
【单选题】当发动机转速一定，负荷增加时（在中小负荷范围内）（）。
A.
汽油机指示油耗率增加，柴油机指示油耗率减小
B.
汽油机指示油耗率增加，柴油机指示油耗率增加
C.
汽油机指示油耗率减小，柴油机指示油耗率增加
D.
汽油机指示油耗率减小，柴油机指示油耗率减小
【单选题】The system includes various safety devices such as ______ and ______ which can be closed in the event of a fire.
A.
booster pump ,viscosity regulator
B.
low-level alarm ,booster pump
C.
remotely operated tank outlet valves ,viscosity regulator
D.
low-level alarm ,remotely operated tank outlet valves
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