a clear signal the peak season has begun for the potentially deadly virus这句话出现在一段关于H1N1病毒的听力原文中

a clear signal the peak season has begun for the potentially deadly virus这句话出现在一段关于H1N1病毒的听力原文中 _________,the train started.A.The signal given B.Give the signal C.The signal has given D.The _________, the train started.A.After having given the signal B.After the signal given C.Giving the signal D.After the signal was given要解释 5.__________,the train started.A .The signal given B .After the signal was 5.__________,the train started.A .The signal given B .After the signal w Light the Signal Braziers clear the clear the signal signal signal The Human Traffic Signal翻译 A microphone converts the acoustic signal into a corresponding analog electrical signal,and an analog-to-digital converter transforms that analog signal into a sampled digital form.The following figure shows a brief moment in a sound recording.求翻 英语翻译Predefined signals recognition:Each predefined signal is emitted by loudspeaker A.Robotshave to signal any detected sound immediately.After a short break,the signal is emittedby loudspeaker B,and after another short break it i 英语翻译[1] P.Aarabi.Genetic sensor selection enhanced independentcomponent analysis and its applications to speechrecognition.In Proceedings of the 5th IEEE Workshopon Nonlinear Signal and Info.Processing,June 2001.[2] A.Bell and T.Sejnowski.An 英语完形填空解释When you turn the phone on it tries to find a signal.This signal comes from the telephone network.Usually,if the signal is weak,_1_ can be difficult to make a phone call.（（When the phone is finding a signal,it also sends a The prisoner got ___ away.A：clear B：clearly Abstruse eyes,a smile in the clear reflections是什么意思