Explanation

When sending a parcel, the preposition "to" indicates the destination or recipient's address.

It is used to specify the location where the parcel should be sent.

Explanation

Pour tea into the cup?

کپ میں چائے ڈالیں؟

Into is used to indicate movement from outside to a point inside something.

This making it correct for pouring tea into a cup.

Explanation

"During" is used to indicate something happening within a period of time, like "childhood".

So, "died during their childhood" is grammatically correct.

Explanation

We generally use about with concerned.

About is a preposition here.

Concerned about something means کسی کے بارے میں فکرمند ہونا

I am not concerned about his affairs.

Explanation

We generally use from with diseases.

From is a preposition here.  

She is suffering from a bad throat infection.

Explanation

 The verb "compile" is typically used with the preposition "from"

To indicate the source of the information being gathered, as in "compile data from various sources."

Explanation

His zeal for work is known to everybody.

Explanation

He is heir to his grandfather's prosperity.

وہ اپنے دادا کی خوشحالی کا وارث ہے۔

Explanation

We use preposition by for means of transport. 

When we use "by" this way, it means "close to" "next to" or "beside."

Explanation

Note:- If two verbs/adjectives etc take two different prepositions, we must use appropriate prepositions along with the verb/adjective.

Mr. Aslam is senior to and older than Mr. Sajad.