The above should read: I ate spaghetti. The indefinite should not be used with uncountable nouns. (rule 3.1). Spaghetti is an uncountable noun because it is made up of small pieces (uncountable noun classification).
Breakfast or a breakfast?
The indefinite article is almost never used when the words breakfast, lunch, or dinner are written without an adjective. The above should read ‘I ate breakfast’, not ‘I ate a breakfast’. (rule 3.1)The indefinite article can be used with the words breakfast, lunch, or dinner when an adjective is used as a description. Jim ate a big breakfast yesterday. Sally …
TV or a TV?
The indefinite article is used with the word ‘TV’ when referring to it as an electronic device, a machine, a physical object. If you were to sit down and watch a TV, it would mean that you sat down; perhaps for hours, and watched a machine…which would make many people question your sanity! When you wish to discuss TV programming …