I shall abide by my promise.
میں اپنے وعدے پر قائم رہوں گا۔
This means to adhere to or follow the commitment made.
Since: point of time
For: period of time
She lived here for ten days.******
His reply was such as I expected him to give.
The phrase "such as" compares or indicates a similarity between something mentioned and something expected or described.
This structure describes how you travel somewhere.
by + train, car, boat, plane, taxi, bus, coach
We use of to show a relation of noun.
Of is a preposition here.
He complains of headache وہ سر درد کی شکایت کرتا ہے
Free books should be provided to poor students.
غریب طلباء کو مفت کتابیں فراہم کی جائیں۔
'Provide to' means that something is provided directly to someone.
Afraid is generally followed by preposition of.
Afraid of means خوفزدہ
"I congratulated him on his success."
میں نے اسے اس کی کامیابی پر مبارکباد دی۔
The preposition "on" is commonly used when congratulating someone for an achievement or event.
They were angry with me means وہ مجھ سے ناراض تھے
Angry with someone means کسی سے ناراض ہونا
Angry with: کسی انسان سے ناراض ہونا
Angry on: کسی بات پہ ناراض ہونا
Angry at برتاو یا رویے پر ناراض ہونا