机动车仪表板上（如图所示）一直亮，表示安全气囊处于工作状态。
参考答案：错
The senator agreed that his support of the measure would jeopardize his chances for reelection.
A. benefit B. endanger C. hinder D. disturb
串联负反馈使输入电阻减小，并联负反馈使输入电阻增大。
