"Beer" is a mass noun, and therefore can not be usually be pluralised - like sheep and water. You can't say sheeps. When the beer is in individual glasses or bottles you can say beers, this being the accepted plural for glasses or bottles of beer. When refering to different types of beer you can also say I like strong beers.
beer
This word can not be pluralized with the letter S, because it is not a defined quantity.
Yes.
There is no plural form for the word, countries. This word itself is a plural.
The plural form of the word "inferno" is "infernos."
There is no plural word for if.
The plural form is data.
In Chinese, the plural form of the word "minute" is "分钟" (fēnzhōng).
The plural of diary is diaries.
The plural form for the word 'pioneer' is pioneers.
The plural form of the word "baby" is "babies."
The plural form of the word 'deed' is 'deeds'.
The plural form of the word signal is signals.
The plural form of the word gelato is gelati.
The plural form of the word "search" is "searches".