The document discusses the use of the expressions "each other" and "one another" in English and Portuguese. It provides examples of sentences using these terms to refer to reciprocal or reflexive action between two people or among a group of three or more. Specifically, it notes that "each other" is typically used for two people or things, while "one another" refers to more than two people or things interacting.

1. André Luiz R. de Camargo
Each other / One another

2. John and Paul hurt themselves. John had a broken
leg while playing soccer and Paul cut his eyebrow
open while playing basketball last week.
John e Paul machucaram-se. John quebrou a perna
enquanto jogava futebol e Paul abriu o (teve um
corte no) supercílio enqaunto jogava basquete na
semana passada.

3. John and Paul hurt each other accidentally. When
they were trying to open the door.John hit Paul
with his elbow and Paul stepped on John’s foot.
John e Paul machucaram-se (um ao outro)
acidentalmente. Quando estavam tentando abrir
a porta. John atingiu Paul com o cotovelo e Paul
pisou no pé de John

4. There were lots of students in the room. They were
talking to one another about the new TV show.
As expressões each other e one another indicam
ação reciproca e equivalem a “se” (recíproco).
“um ao outro”, em português. Normalmente,
usamos each other quando se trata de duas
pessoas ou coisas; e one another quando nos
referimos a mais de duas pessoas ou coisas.

5. Fill in wiht each other, one another or a reflexive
pronoun.
Two army officers usually salute_____when they meet.
a) each other
b) one another
c) themselves.
The men, women and children were saying “hello” to ____.
a) each other
b) one another
c) themselves.

6. Computer viruses carry the recipe for making perfect copies
of _____.
a) each other
b) one another
c) themselves.
Susan and Bob are in love with _____.
a) each other
b) one another
c) themselves.