Every (=All doctors in that hospital are kind, compassionate, and caring.)

neither (We say neither of + you/them to mean 'zero out of two people'.)

both (➪ We use both + plural noun and either/neither + singular noun.)

a ( We use a/an to talk about people’s jobs or to say what kind of person or thing something/somebody is.)

neither (neither= not A and not B (zero out of two things or people)

a (We cannot use singular countable nouns alone (without a, the, my etc.))

either ( We can say either A or B to mean one person/thing or the other.)

a ( We use a/an when we mention something for the first time)

both (We use both ... and ... to mean two people or things.)

- (We do not use an article before plural or uncountable nouns to talk about something in general.)

neither (We use neither … nor … to mention the two things or people that we are talking about.)

the (We use the to talk about specific things or people; when it’s clear which things or people we are talking about. In this sentence, it's clear which water

every (= We enjoyed the entire movie)