-Both/All can go (a) after the verb to be or (b) after as auxiliary verb but before the main verb.theyhave all/both been working very hard.
-whole is used with singula countable nouns.we use a/the/this/my etc+whol+noun.whole is not used with uncontable nouns.she ate the whole pizza.she ate allof thepizza.she spent all of her money.NOT
-None of refers to two or more people,groups or things and has s negative meaning.lt is used with nouns or object pronouns and is followed by either a singular or a plural verb.None of the islaned is/are inhabited.
-Either refers to two people,things or hroups and is followed by a singular countable noun.However the either of+plural noun phrase structure can be followed by either a singular or plural verb.Either dress is fine.Either of the dresses is/are fine.We can use not…either(of)instead of neither(of)Either can also be used at the