Explanation

"Last night you returned late" is the correct sentence.

Because it uses the past tense to describe an action that happened in the past.

Explanation

When kidneys stop working permanently, the most effective long-term solution is kidney transplantation.

It replaces the failed kidney with a healthy one from a donor, restoring normal function.

Explanation

Explanation

He advised his friend to leave the town at once.

The sentence expresses a suggestion or advice in the form of a conditional, which turns into advice in indirect speech.

“If I were you...” typically implies giving advice.

Explanation

The sentence "Did the children sleep late?" uses "did" + base verb, which indicates Past Simple tense.

It refers to a completed action in the past.

Explanation

غزوۂ بدر 17 رمضان 2 ہجری کو پیش آیا۔

یہ اسلام کی پہلی بڑی جنگ تھی جس میں مسلمان کامیاب ہوئے۔

Explanation

The Battle of Khandaq (Ahzab) was fought on 5 A. H (627).

10000 Munafiqeen were in Ghazwa-e-Khandaq

The length of trench was 5 kilometers.

Additional information

it was the 30-day-long fight of Yathrib by Arabian and Jewish tribes

Hazrat Salman Al-Farsi suggests digging the trench at the time of the Battle of Khandaq

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Explanation

1 kilometer = 1,000 meters

1 meter = 1,000 millimeters

So, 1 km = 1,000 × 1,000 = 1,000,000 mm

Explanation

In assembly language, mnemonics are symbolic names (like MOV, ADD, SUB) used instead of binary code to represent instructions.

They make programming easier and more readable for humans.

Explanation

Flowcharts help visualize the logic and flow of an algorithm.

They are useful for spotting errors, inefficiencies, or missing steps before coding.