【单选题】Their idea was to get us to______the strike at once.
【单选题】The doctor came at once in _____ to my call.
【单选题】—There must be ____ with him. Let's call an ambulance. —All right.1 will call it at once. [ ]
【单选题】On her way home Lucy saw a thief _______ in a shop. She stopped _______110 at once. [ ]
【单选题】Their idea was to get us to ______ the strike at once.
【单选题】the situation become worse, call me at once.
【单选题】—How often do you call your parents? —______, but usually once a week.
【判断题】( ) 安装有巡航控制系统的电控柴油车, 当使用巡航控制时, 电控柴油机按选定的巡航控制模式运转。