Quantifiers

Use of a-anThere is a table in the living roomThere was a table in the living roomThere isn't an orange on the fridgeThere wasn't an orange on the fridgeIs there a car here?Was there a car?* En otras palabras, a-an se usa en oraciones positivas, negativas y preguntas en singular y plural

Use of anyThere isn't any table in the living roomThere aren't any tables in the living roomIs there any table in the living room?Are there any tables in the living room?There wasn't any car hereThere weren't any cars hereWas there any car here?Were there any cars here?*En otras palabras, any se usa en oraciones negativas y preguntas en singular y plural

Use of someThere are some tables in the living roomThere were some tables in the living room*En otras palabras, some se usa sólo en oraciones positivas y plurales