皮皮学，免费搜题
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【单选题】
出租的机械设备和施工机具及配件，应当具有生产(制造)许可证、产品合格证，并应当对出租的机械设备和施工机具及配件的安全性能进行检测，在签订租赁协议时，应当出具( )证明。
A.
安全生产
B.
许可证
C.
检测
D.
有效营业证
E.
检测合格
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【单选题】All games______ because of the rainstorm, many students could do nothing but study in the classroom.
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A.
甲基橙
B.
酚酞
C.
甲基红
D.
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【单选题】听力原文：M: How many students tried out for the football team this year? W: About 60, but only half of them do well in football. Q: How many students are good at football? (10)
A.
About 60.
B.
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C.
About 30.
D.
About 120.
查看完整题目与答案
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【单选题】听力原文：M: How many students tried out for the football team this year? W: About 60, but only half of them do well in football. Q: How many students are good at football? (15)
A.
About 60.
B.
About 50.
C.
About 30.
D.
About 120.
查看完整题目与答案
【判断题】所谓“场面调度”,是指导演对“画框内的事物进行安排”。场面调度赋予导演控制画面的可能性。
A.
正确
B.
错误
查看完整题目与答案
【单选题】用 NaOH 测定食醋的总酸量,最合适的指示剂是 ( )
A.
甲基橙
B.
酚酞
C.
甲基红
D.
中性红
查看完整题目与答案
【单选题】听力原文：M: How many students tried out for the football team this year? W: About 60, but only half of them do well in football. Q: How many students are good at football? (10)
A.
About 60.
B.
About 50.
C.
About 30.
D.
About 120.
查看完整题目与答案