Brat Farrar

| Present simple | Present continous | Present perfect |
Afirmative | Subject + infinitive | Subject + be + verb-ing | Subject + have/has + participle |
Negative |Subject + don't/doesn't + infinitive | Subject + be not + verb-ing | Subject + have/has not + participle |
Question | Do/does + subject + infinitive? | Be + subject + verb-ing?| Have/has + subject + participle? |
Usos | Costums i rutines: I go to school by bus Fets i veritats generals: Water bouls at 100ºC Situacions permanents: We live in afarm State verbs: I don't understand She loves basketball | Accions que succeeixen al moment: I'm studing maths this week Queixes sobre accions repetides: She's alwaysinterrupting Plans fixos per al futur: We're leaving tomorrow No s'utilitza amb state verbs: I'm liking this film | Accions / estats en el passat que continuen en el present: I've livedhere four years. Accions del passat amb resultats presents: She has passed her driving test Experiències: I've been abroad many times Accions que acaben de succeir: She's seen me.|
Expressions | Adverbis i expressions de freqüència We often come here She goes out on Fridays Preguntes amb How often: How often do they phone? | El moment actual:He's eating at the moment / right now. Períodes de temps actuals: I'm studing for my exams this week Always per queixes: You are always shouting me! Moments futurs: We are leavingtomorrow night. | Just, already, yet, never, ever: I've never been to Italy I haven't finished yet How long? For, since: How long have you lived here? I've finished here since Iwas 16 years. No diem quan es va realitzar l'acció: I've been here yesterday |
For: we use to talk about how long an accion or state has continued (durant) → A period of time
Since:...