Explanation

Depend upon someone کسی انسان پر بھروسہ کرنا

Depend on منحصر ہونا

A person, who depends on others, can never prosper in life.

Explanation

Affection is always followed by for.

For is a preposition here.

Affection is a noun here. 

Affection means پیار یا لگاؤ

Explanation

The new and relatively short channel formed when a stream cuts through the neck of an oxbow

Explanation

Between: دو لوگوں یا چیزوں کے درمیان

Among: دو سے زائد چیزوں کے درمیان

The book is between the mug and pen.

There is a book between pen and paper.

Explanation

Plead with means جذباتی کیفیت میں آکر درخواست کرنا

She pleaded with the King for her husband’s life.

Explanation

Come out of will be the correct word as it means to get out of the bathroom.

Explanation

Explanation

Generally quick is followed by At.

Quick at something means کسی کام میں تیز ہونا

Explanation

Generally abound is followed by in.

The tank abound in fish. 

Explanation

The police opened fire on the demonstrators.

پولیس نے مظاہرین پر فائرنگ کی۔

The phrase "opened fire on" is commonly used to indicate that shots were fired toward a specific target, in this case, the demonstrators.