Explanation

While: اس وقت جملے میں استعمال ہوتا ہے جب دو کام ایک ساتھ ہورئے ہوں

She slept while she was watching the movie.

While means کے دوران

Explanation

blackmail means the act of forcing a person to do or pay for something, especially by a threat to reveal a secret.

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ND4-12-2022

Explanation

Generally, either is followed by or.

Neither is followed by nor.

Not only is followed by but also.

Explanation

Explanation

"Any" is used in negative sentences to refer to an indefinite quantity.

The sentence is negative ("couldn't find"), so "any" fits correctly.

Explanation

The sentence should read: "Neither of them did his homework."

"Neither" is singular, so it requires a singular pronoun like "his."

Explanation

In the night, mysterious creatures prowl.

"In the night" is the correct phrase as it indicates the time during which the creatures are active.

"In" is used to specify periods of time during the day or night.

Explanation

Warn of خطرے سے خبردار کرنا

Warn against غلطی پر خبردار کرنا

Against is a preposition here.

Despite having been warned against the pick pockets he lost his money. 

Explanation

In and Into

In = (Located inside or within)

Into = (Indicates entry or insertion)

The girl jumped into the sea means لڑکی نے سمندر میں چھلانگ لگا لی

Explanation

This is a conditional sentence.

If I have  money, I will buy it tomorrow means میرے پاس پیسہ ہوا تو کل یہ خریدوں گا

We use have to show a possession. 

Have: ملکیت کو ظاہر کرنےکیلئے استعمال ہوتا ہے

AGM  5.2.23