填空题

Lighting system of billboard changes seasonally, which is remote-control.

【参考答案】

B

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热门试题

单项选择题

The Internet has important advantages over the newspaper, because _________.

A. job seekers can target the job they want easily and get immediate response
B. digital employment agencies are growing very fast
C. the Internet is described by some as a job machine

单项选择题

27（）

A．factors
B．sections
C．pieces
D．parts