Informacion ingles

 Either and NeitherThe English words either and neither can cause some problems for native and non-native speakers of English. Sometimes you can use either one and sometimes you have to choose eitherone or the other, but neither one is very difficult.
 Either... OrEither... or is used to offer a choice between two possibilities:Either Mike or Lisa will be there.Either you leave me alone or Iwill call the police.We should bring either coffee or tea.You can either help us or go to your room.Either can also be followed by (one) of + group of two:Either of us could do it
Either one of uscould do itEither of you should know
Either one of you should knowNot... either... or denies both possibilities:I don't think either Mike or Lisa will be there.He doesn't speak either English orFrench.Not... either is used after a negative statement.I don't speak French.
You don't either.He isn't ready to go.
We aren't either.  
Neither... norNeither... nor is equivalent to not... either...or.Neither Mike nor Lisa will be there.He speaks neither English nor French.We brought neither coffee nor tea.I will neither help you nor go to my room.Neither can also be followed by (one) of + group oftwo:Neither of them is ready.
Neither one of them is ready.Neither of us has any money.
Neither one of us has any money.Neither is used like not... either.I don't speak French.
Neither do I.(informal): Me neither.He isn't ready to go.
Neither are we.  
The Bottom LineEither means one, neither means none, and not either equals neither. Or goes with either and norgoes with neither.
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 O y NiLas palabras inglesas bien y tampoco puede causar algunos problemas a los hablantes nativos y no nativos de Inglés. A veces se puede utilizar cualquiera de ellos y, a veces tienes queelegir uno u otro, pero ninguno de los dos es muy difícil.
 O ... OO ... o se utiliza para ofrecer una elección entre dos posibilidades:Cualquiera de Mike o Lisa estará allí.O me dejan en paz o llamo...