6 Contractions São as formas fechadas (abreviadas) do verbo to be. Present forms:Am -> ‘m -> ain’t (informal, genérico)Are -> ‘re -> aren’tIs -> ‘s -> isn’t
7 Past forms:Não existem contrações para formas afirmativas no passadoWas -> wasn’tWere -> weren’t
8 Other forms of to be Pode ser usado em conjunto com: Os modal verbs: Can be, should be, would be, must be, will be, etc.Nas forma do participle para as formas perfeitas: BeenI have been angry – She has been weak.
9 There to be* Expressa a existência de algo. Equivale aos verbos EXISTIR e HAVER (além de TER no informal). There are many books here – Há/Existem muitos livros aqui.
10 There to be (forms)Singular: There is (present form) There is a man outside – Há um homem lá fora There was (past form) There was a man outside – Havia um homem lá fora
11 There to be (forms)Plural: There are (present form) There are men outside – Há homens lá fora There were (past form) There were men outside – Havia homens lá fora