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、Mr Hao drove a heavy dump truck with 84.84 tons of cargo (truck allowing for 15.58 tons). When he drove on the No 262 provincial highway in Luanxian County, at the spot of 34 kilometers mark by 623 meters, his truck overturned onto the sideway after a rear-end collision with another truck in front carrying 45.85 tons of cargo(a truck allowing for 1. 71 tons). As a result of this accident, 19 people were killed and 17 injured. What's the common illegal act of the two drivers?
A、Speeding
B、Overloaded
C、Fatigued driving
D、Driving after drinking
Answer：B
3、How to run when encountering this situation at the intersection?
A、stop and wait
B、obey the traffic lights
C、run straight on the right side
D、may turn right
Answer：A
4、Under such circumstances, motor vehicles are not allowed to overtake.
A、Right
B、Wrong
Answer：A
5、What should the driver do if he/she encounters this situation at the intersection when driving straight?
A、Sound the horn to warn the other vehicle to yield
B、Speed up and pass in the front of the vehicle
C、Turn on the headlamp to warn the other vehicle to yield
D、Slow down or stop to yield
Answer：D
6、The sign in front indicates an indoor parking ground 100 meters ahead.
A、Right
B、Wrong
Answer：A
7、The white solid line on the right side of the road indicates the boundary of a driving lane and crosswalk.
A、Right
B、Wrong
Answer：B
8、When driving on a foggy day, the driver should turn on the fog lamp.
A、Right
B、Wrong
Answer：A
9、The sign on the right warns of a wildlife protection area ahead.
A、Right
B、Wrong
Answer：B
10、The distance-ascertaining section of an expressway is used for the drivers to ascertain the safety distance when the speed is 100 kilometers per hour.
A、Right
B、Wrong
Answer：A
11、When passing another vehicle on a foggy day, what should drivers do?
A、Slow down and pass slowly
B、Maintain a safety distance
C、Properly use lamps
D、Drive at a high speed
Answer：ABC
12、Which of the following is a bad habit when changing lanes?
A、Turning on the indicator in advance
B、Observing closely before changing a lane
C、Change lanes at will
D、Not obstructing the passing of other normally moving vehicles
Answer：C
13、When parking for a long time on an upward slope due to breakdown on the road, drivers should use this method to stop up wheels.
A、Right
B、Wrong
Answer：B
14、Which one of the following vehicle types is not allowed to pass, as indicated by the right-hand sign?
A、Large trucks
B、Large buses
C、Motor vehicles of all kinds
D、Small vans
Answer：C
15、Motor vehicles should stop and wait when encountering two red lights flashing alternately at evel crossings.
A、Right
B、Wrong
Answer：A
16、The sign on the right warns of a wet road surface ahead.
A、Right
B、Wrong
Answer：A
17、When a motor vehicle temporarily stops at night, which lamp should be turned on?
A、Front and rear fog lamp, clearance lamp and rear position lamp
B、Head lamp, clearance lamp and rear position lamp
C、Hazard lamp, clearance lamp and rear position lamp
D、Reverse lamp, clearance lamp and rear position lamp
Answer：C
18、When a gas tanker is leaking heavily, which of the following measures is wrong?
A、Cut off the power
B、Wear gas mask and protect gloves
C、Turn off the valve to stop leaking
D、Evacuate people to the leeward side
Answer：D
19、The sign in front indicates a 2-kilometer distance from the destination of the highway ahead.
A、Right
B、Wrong
Answer：A
20、When encountering a school bus which stops at the right roadside and students are embarking or disembarking, what should motor vehicle drivers do?
A、If there is only one motor vehicle lane in each direction, motor vehicle drivers behind the bus should stop and wait.
B、If there are two motor vehicle lanes in each direction, motor vehicle drivers in the left lane behind the bus may overtake the bus at a lower speed
C、If there are three motor vehicle lanes in each direction, motor vehicle drivers in the middle lane behind the bus should stop and wait
D、If there are three motor vehicle lanes in each direction, motor vehicle drivers in the left lane behind the bus may pass at a lower speed
Answer：ACD