1、Mr. He drove his large bus with 53 passengers (permitted carrying capacity 47) to 454 km mark by 100m along the Yining-hefei Expressway in Nanjing jurisdiction, where he was tailgated by a heavy-type semitrailer tractor. The bus left the road, breaking through the guardrail and catching fire. 17 people were killed and 27 injured. Which of the following law-breaking acts did Mr. He commit?
A、Speeding
B、Exceeding the carrying capacity of the motor bus
C、Driving a motor vehicle overdue for annual inspection
D、Improper operation
Answer：B
2、The sign in front indicates the name and number of the highway.
A、Right
B、Wrong
Answer：A
3、When encountering this situation in a residential area, the driver should follow them closely.
A、Right
B、Wrong
Answer：B
4、When following a vehicle on the road, the distance from the vehicle in front is not important. As long as the driver goes forward at the same speed as the vehicle in front does, he/she can avoid a rear-end collision.
A、Right
B、Wrong
Answer：B
5、After a motor vehicle enters the ramp from an expressway, it should reduce its speed below the prescribed speed limit.
A、Right
B、Wrong
Answer：A
6、When braking, side skid or tail swing may occur if the rear wheels are blocked.
A、Right
B、Wrong
Answer：A
7、When encountering an obstacle on one side of the road, what should vehicles do as they approach each other?
A、The vehicle not encountering an obstacle should Yield to the other vehicle
B、The slower vehicle should yield to the faster
C、The vehicle encountering an obstacle should yield to the other vehicle
D、The faster vehicle should yield to the slower
Answer：C
8、When a motor vehicle encounters thick fog on an expressway and the visibility is poor, the driver should immediately brake and stop.
A、Right
B、Wrong
Answer：B
9、After a tire bursts and before the driver can control the speed of the vehicle, he/she should not risk using the foot brake to stop the vehicle. Otherwise, a horizontal swing of the vehicle can cause greater danger.
A、Right
B、Wrong
Answer：A
10、The right-front sign indicates a time-regulated pedestrian area.
A、Right
B、Wrong
Answer：A
11、The sign in front indicates a 4-kilometer distance from the next exit.
A、Right
B、Wrong
Answer：A
12、When driving on a snowy day, drivers should follow the tracks on the road before them.
A、Right
B、Wrong
Answer：A
13、The sign in front indicates the allocation of roads ahead.
A、Right
B、Wrong
Answer：B
14、When finding a tire suddenly burst on the road, the driver should firmly hold the steering wheel with both hands to ensure the vehicle goes straight.
A、Right
B、Wrong
Answer：A
15、The guide arrow on the road surface of this lane indicates that there is an intersection on the right side of the road.
A、Right
B、Wrong
Answer：B
16、The driver may turn right directly at this intersection.
A、Right
B、Wrong
Answer：B
17、Motor vehicles can turn right when driving into an intersection with this traffic signal.
A、Right
B、Wrong
Answer：A
18、This sign warns to bypass from the left side to avoid the roadblock.
A、Right
B、Wrong
Answer：B
19、How should the driver use vehicle lights when the motor vehicle enters this intersection?
A、Turn on the right-turn indicator
B、Turn on the hazard lamps
C、No need to turn on any indicators
D、Turn on the left indicator
Answer：C
20、The sign on the right warns for disabled people ahead.
A、Right
B、Wrong
Answer：A