# Grade 3 Unit 7 Exercise 3

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Questions: 10 | Attempts: 121

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Complete the sentences using the correct form of each adjective.

• 1.

### A bus is ________ (cheap) than a plane.

Explanation
The word "cheaper" is the correct answer because it is the comparative form of the adjective "cheap." When comparing the cost of a bus and a plane, the word "cheaper" indicates that the bus is less expensive than the plane.

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• 2.

### A plane is ________ (fast) than a bus.

Explanation
The given correct answer for the question is "faster". This is because the word "faster" is the comparative form of the adjective "fast". When comparing the speed of a plane and a bus, the word "faster" indicates that the plane has a higher speed than the bus.

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• 3.

### A car is ________ (slow) than a plane.

Explanation
The word "slower" is the correct answer because it indicates that a car is less fast or has a lower speed compared to a plane. It implies that a plane is faster than a car.

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• 4.

### A car is ________ (cheap) than a plane.

Explanation
The given correct answer is "cheaper". This answer is appropriate because it directly completes the comparison between a car and a plane, indicating that a car is less expensive than a plane. The word "cheaper" is the comparative form of the adjective "cheap", which means it denotes a lower cost or price in comparison to something else. Therefore, it accurately expresses the relationship of affordability between a car and a plane.

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• 5.

### A car is ________ (fast) than a bus.

Explanation
The word "faster" is the correct answer because it is the comparative form of the adjective "fast." When comparing the speed of a car and a bus, we use the comparative form to indicate that the car has a higher speed than the bus.

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• 6.

### A truck is ________ (big) than a motorcycle.

Explanation
The word "bigger" is the correct answer because it indicates that the truck is larger in size compared to the motorcycle. It implies that the truck has more physical dimensions and overall volume than the motorcycle.

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• 7.

### A motorcycle is ________ (cheap) than a plane.

Explanation
The given answer "cheaper" is correct because it correctly completes the sentence by indicating that a motorcycle is less expensive than a plane. The word "cheaper" is the comparative form of the adjective "cheap," indicating a lower cost in comparison to another item.

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• 8.

### A motorcycle is ________ (fast) than a bicycle.

Explanation
A motorcycle is faster than a bicycle because it has a more powerful engine, allowing it to reach higher speeds. Additionally, motorcycles are designed for speed and efficiency, with aerodynamic shapes and lightweight frames. They also have larger wheels and better suspension systems, providing stability and control at high speeds. Overall, the combination of a more powerful engine and advanced design features make motorcycles faster than bicycles.

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• 9.

### A truck is ________ (long) than a motorcycle.

Explanation
A truck is longer than a motorcycle because trucks are generally larger and have a longer body length compared to motorcycles. This difference in size and length makes the truck longer than the motorcycle.

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• 10.

### A bike is ________ (small) than a motorcycle.

Explanation
The correct answer is "smaller" because the sentence is comparing the size of a bike to a motorcycle and stating that the bike is smaller in size.

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