上海科目四英语pdf
1、The sign on the right indicates an emergency shield 100 meters ahead.
A. Right
B. Wrong
Answer：A
2、What does this sign on the fly-over junction indicate?
A. Turn right
B. Drive straight or turn left
C. Drive straight or turn right
D. Take a U-turn under bridge
Answer：C
3、When encountering such a situation, the vehicles should cut speed or stop to yield as approaching each other.
A. Right
B. Wrong
Answer：A
4、When a motor vehicle passes over an inundated road, what should the driver do for safe driving?
A. Slow down and drive with special care
B. Speed up and pass rapidly
C. Maintain a normal speed and pass through
D. Change to a low gear and speed up to pass
Answer：A
5、The sign on the right indicates a T-shaped intersection head.
A. Right
B. Wrong
Answer：B
6、How should a motor vehicle follow the other vehicle In front when driving on a road covered with ice and snow?
A. Keep a long safe distance
B. Turn on hazard lamp
C. Change between high-and-low beam alternatively
D. Sound the horn in due time to give a notice to the vehicle in front
Answer：A
7、The sign on the right indicates to stop and yield at the intersection ahead.
A. Right
B. Wrong
Answer：A
8、After speeding up to more than 60 km/hour, a motor vehicle driver may drive onto the driving lane directly.
A. Right
B. Wrong
Answer：B
9、What is the main impact of foggy weather on safe driving?
A. Easy to slide sideways
B. Low visibility
C. Increase the resistance
D. Widen the field of vision
Answer：B
10、Drivers may turn right at the intersection when traffic police give these hand signals.
A. Right
B. Wrong
Answer：A
11、When a motor vehicle passes over an overflowing bridge, what should the driver do after stopping and observing closely?
A. Change to a high gear and pass rapidly
B. Constantly observe the changes of the flow
C. Prepare to stop at any time
D. Change to a low gear and pass through at a constant speed
Answer：D
12、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
13、What does this sign on the fly-over junction indicate?
A. Turn right
B. Drive straight or turn left
C. Drive straight or turn right
D. Take a U-turn under bridge
Answer：B
14、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
15、When finding a tire burst on the road, the driver should gently depress the brake pedal, reduce speed and stop the vehicle slowly.
A. Right
B. Wrong
Answer：A
16、Under such circumstances, what should be done by motor vehicle drivers in order to yield to the pedestrians politely?
A. Set off after pedestrians pass
B. Set off and bypass in front of the pedestrians
C. Sound the horn to warn the pedestrians to yield
D. Set off and approach the pedestrians slowly
Answer：A
17、When a motor vehicle approaches the exit of a tunnel the driver should firmly hold the steering wheel to prevent any harmful effects of a strong side wind.
A. Right
B. Wrong
Answer：A
18、After entering the acceleration lane of an expressway, the driver should increase the speed to how many kilometers per hour?
A. More than 30 km/hour
B. More than 40 km/hour
C. More than 50 km/hour
D. More than 60 km/hour
Answer：D
19、Rescue personnel should check the breath of the unconscious person before applying any other emergency treatment.
A. Right
B. Wrong
Answer：A
20、Which of the following is an inflammable solid material?
A. Matches
B. Gun powder
C. Calcium carbide
D. Explosives
Answer：A