多项选择题

相比于光纤通信，微波通信的最大优点主要体现在（）。 A. 投资少 B. 灵活性较大 C. 见效快 D. 传输稳定

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不定项选择

‎人的一切活动无不打上情绪的印迹。‌

A．错误
B．正确

单项选择题

Wang Xizhi, whose _________ was recognized as his best works, was traditionally referred to as the“Sage of Chinese Calligraphy”. ( ) A. official script B. running script C. cursive script D. regular script