Put the adjectives into the correct form. 1. The weather is getting (cold) and (cold).
2. It’s ( interesting ) film I’ve ever seen. I didn’t like it at all.
3. Which of these houses is (expensive)?
4. (Much) you stay at home, ( bad) you ‘ll feel in the street.
5. He is twice as ( clever) as his ( old) brother.

1. The weather is getting colder and colder. (comparative form of "cold")

Explanation: In this sentence, we are comparing the weather at two different points in time. To express this comparison, we use the comparative form of the adjective "cold," which is "colder." Since the weather is getting colder continuously, we use "colder" twice to emphasize the increasing coldness.

2. It's the most interesting film I've ever seen. I didn't like it at all. (superlative form of "interesting")

Explanation: In this sentence, we are comparing the film to all the other films we have seen. To express this comparison, we use the superlative form of the adjective "interesting," which is "most interesting." We also emphasize that it is the most interesting film we have ever seen by using the superlative form and stating our negative opinion ("I didn't like it at all").

3. Which of these houses is the most expensive? (superlative form of "expensive")

Explanation: In this sentence, we are comparing the prices of different houses. To express this comparison, we use the superlative form of the adjective "expensive," which is "most expensive." The superlative form shows that we are comparing all the houses and looking for the one with the highest price.

4. The more you stay at home, the worse you'll feel in the street. (comparative form of "much" and "bad")

Explanation: In this sentence, we are discussing the relationship between staying at home and feeling in the street. To express this comparison, we use the comparative form of the adjectives "much" and "bad." The comparative form of "much" is "more," and the comparative form of "bad" is "worse." We use the comparative form to highlight how staying at home affects feeling outside. The more you stay at home, the worse you'll feel in the street.

5. He is twice as clever as his older brother. (comparative form of "clever" and "old")

Explanation: In this sentence, we are comparing the cleverness of two brothers. To express this comparison, we use the comparative form of the adjective "clever," which is "cleverer" or "more clever." However, in this case, we use the phrase "twice as" to show that one brother's cleverness is double the other brother's. We also compare their ages, using the comparative form of "old," which is "older." So, we say "his older brother" to indicate that the brother being referred to is older than him. Therefore, he is twice as clever as his older brother.