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1.电控自动空调的控制功能有哪些？

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2.简述系统不制冷故障诊断与排除方法。

My house _________ two floors and a garden.

A. has
B. have

The main rooms of my house __________ large.

A. is
B. are

Linda and Mary __________ come.

A. has
B. have