2009 Sichuan Question 56 Single-choice Differentiating 2009_Sichuan卷 (英语) 54. What is FHWA’s suggestion to states? A. Fixing more traffic lights.B. Providing more crosswalks.C. Giving pedestrians more time to cross streets.D. Increasing the time before the orange lights appear. Answer keyC ☆ SaveCan't do it, show the explanation查看原卷 →