Of is the most common preposition in English it has many different meanings:
Of is used to demonstrate having, owning, possession. e.g
The Duke of Edinburgh. The owner of the car.
Of is used to link a part to a whole eg. The roof of the house.
As a preposition "for" is used to demonstrate:
purpose. e.g That present is for Belinda.
length of time. eg We have known each other fortwo years.
As conjunction for has the meaning of because eg
The streets were busy for it was Christmas Eve.
There is no difference in the pronunciation of some and sum but their meanings are different.
The difference between the two dresses was indiscernible to anybody but her.
You can use "or" to indicate a choice between two words in a sentence. For example: "I can have soup or salad for lunch."
There is no difference except the words you use to describe them.
i can discern between a black person and a mix person.
The difference between integers and floats is that integer numbers don't contain decimals.
The choice between "a" and "an" depends on the following word's initial sound. "A" is used before words starting with a consonant sound, while "an" is used before words starting with a vowel sound. For example, "a cat" (consonant sound) and "an apple" (vowel sound).
among me is a path i can go between them that would be a good choice
Yes, I am sure some one can.
Sometimes, it is difficult to tell the difference betweenher voice and her mother's voice, especially on the telephone.
There is no difference between unconventional and non-conventional. You can use both either of these words to reference something that is not considered the norm.
"How do you use Mesozoic era in a sentence." Is a sentence using the words.