Explanation

 The phrase “on duty” means اپنے فرض نبھانے میں مصروف

Explanation

The preposition “before” means پہلے پہلے

Before means prior to.

Explanation

Generally grateful is followed by for.

Grateful for something means کسی چیز کیلئے احسان مند ہونا

Grateful to someone means کسی انسان کا احسان مند ہونا

They are very grateful for your kindness. 

Explanation

Hunza: a mountain valley in Hunza district

Shyok: A valley located on Shyok River

Explanation

Generally fond is followed by of.

Fond of means کسی چیز کا شوقین ہونا

I am fond of reading newspapers. 

Explanation

The Thal desert is situated in Punjab, Pakistan. That extends between in Indus and Jhelum River near the Pothohar Plateau.

With a total length from north to south 190 miles,

The desert covers the districts of Bhakkar, Khushab, Mianwali, Layyah, Muzaffargarh as well as Jhang, from the left bank of the river Jhelum.

Explanation

The Himalayas are spread across five countries Bhutan, China, India, Nepal and Pakistan. 

Explanation

Location: Sargodha, Punjab

Locally known as: The Black Mountains

Explanation

Explanation