Fill in the blanks in the following passage about cars: The car is a vehicle on four wheels. It is powered by an ___ that runs on petrol, although there are a few that run on diesel gas. Most cars can

Here are the most suitable words to fill the gaps in the passage:

• 1: The car is powered by an engine. An engine is the specific component that converts fuel into motion in a car.
  • A. an engine
• 2: Drivers check their mirrors to ensure safety and awareness of their surroundings. "Checking" implies a quick, purposeful glance.
  • B. checking
• 3: The mirror used to see behind the car is commonly known as the rearview mirror. Among the options, "rear" is the most appropriate word to refer to this mirror.
  • C. rear

The completed passage reads:
"Let us discuss briefly one of the common means of modern transportation: the motor car. The car is a vehicle on four wheels. It is powered by an engine that runs on petrol, although there are a few that run on diesel gas. Most cars can attain speeds of more than 120 kilometers an hour, though you don't have to move your car that fast, especially if you are checking on mirror rear."

(Note: The phrase "on mirror rear" is grammatically unusual. It is likely intended to mean "checking your rearview mirror" or "checking the rear mirror.")