332 Drivers traveling on freeways may drive on the shoulder of the road if there is a traffic jam or heavy traffic. (A)O(B)X

334 Under the normal weather conditions, large vehicles traveling on freeway at a speed of 100km per hour are required to maintain a safe driving distance of 80 meters from the vehicle in front of them and cars must maintain a safe driving distance of 50 meters from the vehicle in front of them. (A)O(B)X