Explanation

The present perfect tense (has + past participle) needs "sewn" (past participle of "sew").

"She has sewn her dress" is grammatically correct.

Explanation

Achieved means حاصل کیا

Explanation

"Unless you run fast" gives a condition for the main action (missing the bus).

Clauses that begin with unless, if, because, although are adverbial clauses (they modify verbs).

Explanation

"Customer's" (with apostrophe before s) shows possession by one customer.

"Trolleys" is the correct plural noun being possessed.

Explanation

Smoking (especially of tobacco or cannabis) is often considered a gateway behavior that can lead to experimenting with harder substances.

It is widely observed as a first step in the path toward more serious drug addiction.

Explanation

Haemophilia is a genetic disorder where blood lacks certain clotting factors, leading to prolonged bleeding.

Even minor injuries can cause serious bleeding, making it a dangerous and rare condition.

Explanation

Tetanus is a bacterial infection that can cause muscle stiffness and spasms.

It particularly in the jaw muscles, leading to the characteristic symptom of "lockjaw".

Explanation

Threadworms (pinworms) commonly cause itching around the anus, especially at night when female worms lay eggs.

This itching is the most common symptom, particularly in children.

Explanation

Emigration refers to people leaving one country or region to settle in another.

It contrasts with immigration, which means entering a new country to live permanently.

Explanation

Monsoon rains contribute approximately 70% of Pakistan’s total annual rainfall, mainly during the months of June to September.

These rains are crucial for agriculture but can also cause flooding due to intense downpours.