【简答题】通断键控信号(OOK)的基本的解调方法有()及()。
【简答题】看图填空,补全单词。 __ook __pple __esk __at
【单选题】Eddie is Hobo's master. He knows how to ____ Hobo. [ ]
【单选题】These are your new books. Please _____ them well. [ ]
【简答题】看图,把单词补充完整。 __irl __oy __ __air __ook __esk __en
【单选题】一Shall we call for a taxi? 一OK.Let me _____ the phone number in Yellow Pages. [ ]
【单选题】He is so wise a man that all the people _______.