Nouns that can be Countable and Uncountable Sometimes, the same noun can be countable and uncountable, often with a change of meaning. Examples; hair, light, noise, paper, room, time, work. Follow the example sentences;
The Differences Between “By” and “With” Both prepositions can be used to show how something is done.
Conjunctions and Examples; and, but, because, so, or, if, although & sample sentences – english learn site;