Explanation

The sentence "What a big city Peshawar is!" expresses a strong feeling or emotion, making it an exclamatory sentence.

It shows surprise or admiration, marked by the exclamation.

Explanation

Impoverished means غریب

Without money means پیسے کے بغیر

Explanation

"Every now and then" modifies the verb "meet" and describes the frequency of the action, which makes it an adverb phrase.

It answers the question "When do they meet?" indicating the time aspect.

Explanation

Smog is formed when pollutant gases like nitrogen oxides and hydrocarbons react in sunlight (photochemical reaction).

It creates a thick, hazy air harmful to health, especially in urban areas.

Explanation

Echinoderms (like starfish and sea urchins) are marine animals found only in oceans.

Other groups like fishes, insects, and amphibians can live in freshwater or land environments as well.

Explanation

The entire house was painted by Tahir.

The original sentence is in simple past tense ("painted"), so the passive voice must also be in simple past.

"Was painted" correctly changes the active sentence to passive in past tense.

Explanation

"Carrying a heavy bag" describes the boy, so a present participle is needed to act as an adjective.

"Carrying" shows the action happening at the time we met the boy.

Explanation

"Whom we met on holiday" cannot stand alone as a complete sentence; it depends on the main clause ("Have you seen those people"), so it's a dependent clause.

It provides extra information about "those people" and begins with the relative pronoun "whom".

Explanation

The phrase "After studying all the day" correctly uses the gerund (verb + ing) form after "after."

It shows an action completed before another (her head was aching).

Explanation

The line "When pansies lift their eyes to mine" gives human qualities (lifting eyes) to flowers (pansies).

This is an example of personification, where non-human things are described as if they were human.