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Questions 11 to 18 are based on the conversation you have just heard.

A. ＄16.
B. ＄12.
C. ＄4.
D. ＄2.

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某食品厂进行一项电气设备安装工程，设备包括：旋转电动机、成组安装的电力电容器、母线等。该工程由本市某电气工程安装公司负责，为了保证质量和安全，电气设备安装公司派出两名熟练掌握电气设备安装程序及要求的技术人员随同基础施工队一起进行工作。由于按照规定程序施工，所以工程顺利进行，并进行二次回路通电检查试验及调试。检验结果表明与回路有关的一、二次设备安装接线全部完成，且所有标志明显、正确、齐全,各项设备也经校验合格。电气安装工作按设计施工完毕，对系统和设备进行试运行，所有设备安装均符合要求，经过交工验收。该项工程顺利竣工。封闭母线不得用（）绑扎起吊，不得任意在地面上拖拉。

A. 裸钢丝
B. 铝丝
C. 裸铜丝
D. 铁丝

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Using the Internet costs the owner of a telephone extra money.

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Internet computer connections are made by using telephone lines.

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Questions 11 to 18 are based on the conversation you have just heard.

A. That the man will not be able to sleep.
B. That someone will enter the back door while the man is sleeping.
C. That the lock on the door will break.
D. That the man will not be able to come back.

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Questions 11 to 18 are based on the conversation you have just heard.

A. ＄16. B. ＄12. C. ＄4. D. ＄2.

Using the Internet costs the owner of a telephone extra money.

Internet computer connections are made by using telephone lines.

Questions 11 to 18 are based on the conversation you have just heard.

A. ＄16.
B. ＄12.
C. ＄4.
D. ＄2.