021 As a motorcyclist, what should you do to ride more safely when encountering someone pulling over on the side of the road and opening the door, as shown in the video?
(A) Be alert, keep a safe distance from the parked car, slow down and be prepared to stop at any time.
(B) Honk the horn to warn the motorist and ride through as quickly as possible.
(C) Change lanes immediately and ride away as quickly as possible to avoid a collision.

017As a motorcyclist, how should you ride more safely when a bus stops at a roadside bus stop? (A) Slow down and turn on the right direction light, check whether there are incoming vehicles on the right and behind, and then overtake from the right side of the bus. (B) Slow down, stop and wait at a safe distance behind the bus, and keep a safe distance after the bus starts before driving. (C) Stop and wait close to the rear of the bus and honk the horn to request the bus move forward as soon as possible and ride close to the bus.

018 As a motorcyclist, if you want to detour from the left side of the bus, as shown in the video, how should you ride more safely? (A) First, turn on the left direction light, observe whether there are incoming vehicles on the left and behind through the rearview mirror, turn my head, judge the safe distance and pay attention to the condition of the bus, and confirm that it is safe to overtake. (B) When the motorcyclist wants to overtake the bus, I must turn on the direction light and pay attention to the condition of the bus before I can overtake from the right side of the bus. (C) Pay attention to the condition of the bus. If there are vehicles in the next lane, I can overtake from the left side of the bus in the same lane.

019 As a motorcyclist, how should you ride more safely in alleys? (A) Traveling in accordance with the speed limits, regardless of the motions of surrounding vehicles and pedestrians. (B) Maintain the original speed, honk the horn to remind the surrounding pedestrians that there is a motorcycle coming, so that they can avoid it by themselves. (C) Traveling in accordance with the speed limits, and predicting the possible next motions of surrounding people and vehicles to avoid danger if not reacting to it timely.

020 As a motorcyclist, what should you do to ride more safely in an alley when noticing a pedestrian entering the lane? (A) Slow down first, bypass the pedestrian and ride away. (B) Slow down first and honk the horn to make the pedestrian make way. (C) Slow down and stop first to give way to the pedestrian.

022 As a motorcyclist, what should you do to ride more safely when encountering an ambulance crossing an intersection on duty, as shown in the video? (A) Slow down, pass the ambulance and go through the intersection. (B) If an ambulance runs a red light, there is no need to yield and stop to wait. (C) When hearing an ambulance, slow down and yield immediately； do not follow after and ride fast behind it.

023 As a motorcyclist, what should you do to ride more safely when encountering a pedestrian jaywalking behind a bus? (A) Slow down and honk the horn to make the pedestrian make way. (B) Slow down and be aware of the pedestrian's motion. (C) Slow down and ride slowly； there is no need to yield to the pedestrian as he/she is violating the rules.

024 As a motorcyclist, what should you do to ride more safely when seeing the vehicle in front of you with its brake light on and blocking your view as you approach an intersection? (A) Slow down and look to the left and right to make sure there is no oncoming traffic before passing. (B) Stay close to the vehicle on the left as a barrier and continue to go straight ahead. (C) Maintain the same speed and continue to go straight ahead.

025 As a motorcyclist, what is the inappropriate behavior to take when seeing a parked tour bus on the side of the road, as shown in the video? (A) Be aware of the motion of the parked tour bus on the side of the road. (B) Be aware of pedestrians crossing the road as a large vehicle is blocking the view. (C) Be aware of the parked tour bus on the side of the road and keep going straight at the same speed.

026 As a motorcyclist, what should you do to ride through mountain curves safely? (A) To make a smooth turn, lower the center of gravity and accelerate. (B) Honk the horn to alert oncoming vehicles. (C) Slow down and pay attention to the vehicle's motion on the opposite side of the curve in advance, and avoid emergency brakes.

027 As a motorcyclist, what should you do to ride more safely 4168 when the road ahead is under construction and the vehicle in front of you on the right suddenly changes lanes? (A) Pay attention to the motion of the vehicle in front of you and slow down to make way for it. (B) Speed up to overtake the vehicle in front of you to avoid affecting the traffic flow behind you. (C) There is no need to pay attention to the motion of the vehicle in front of you； just maintain the same speed.