Subject: English

Explanation
Unmistakable is the correct answer.

Explanation
He said that he did not feel any need to discuss the episode in detail. No article required

Explanation
All the staffs of this office hold a view that Mr. Aslam is an intelligent officer.

Explanation
Unmistakable is the correct answer.

Explanation
He said that he did not feel any need to discuss the episode in detail. No article required

Explanation
All the staffs of this office hold a view that Mr. Aslam is an intelligent officer.

Explanation
He found himself in trouble. اس نے خود کو مشکل میں پایا۔ No article required

Explanation
The principal asked the girls to return to the hostel before sunset ?. No article required before sunset ?

Explanation
One should be true to one's promises in order to earn name and fame in life. No article

Explanation
After returning from jail, he has abandoned all the criminal activities and is determined to lead a simple life. No article

Explanation
He suggested to his brothers that they should they should go to school regularly and do their home work sincerely. No article

Explanation
He boasts of having a good knowledge of mathematics but everybody knows how far he is good at mathematics.

Explanation
When I saw my son, he was going to university. Same purpose: no article Different purpose: Article used

Explanation
Ali is the Shahid Afridi of this class. علی اس کلاس کا شاہد آفریدی ہے۔

Explanation
Ranks of service officers are granted by the president of Pakistan.

Explanation
We have elected Jinnah Prime Minister. ہم نے جناح کو وزیراعظم منتخب کرلیا ہے۔ No article

Explanation
Do you have an ink eraser?

Explanation
Mr. Asad is  an  experienced teacher of this school.  اسد صاحب اس اسکول کے ایک تجربہ کار ٹیچر ہیں۔

Explanation
Can I use your mobile to send an  email? کیا میں ایک ای میل سینڈ کرنے کے لیے آپ کا موبائل استعمال کرسکتا ہوں؟