Present Perfect (resultaat belangrijk) gebeurtenis voorbij? ja nee tijdstip belangrijk? gewoonte nu bezig nog steeds bezig toen bezig toekomst ja nee Simple Past (when) ACTIVE stam + -ed 2e rij onregelm. ? > did + stam PASSIVE was/were + VD Present Perfect (resultaat belangrijk) ACTIVE have/has + VD PASSIVE have/has + been + VD Present Simple ACTIVE stam stam + -s do/does + stam PASSIVE am/is/are + VD Present Continuous ACTIVE am/is/are + stam + -ing PASSIVE being + VD Present Perfect (since) ACTIVE have/has + VD PASSIVE have/has + been + VD Past Continuous ACTIVE was/were + werkwoord+ -ing PASSIVE was/ were+ being + VD Future ACTIVE am/is/are + going to + stam will + stam Present continuous Present simple PASSIVE going to +be+ VD will be + VD Past Perfect ACTIVE had + VD PASSIVE had + been + VD IF – ZINNEN If + simple present , will + stam → If I see a thief, I will call the police. (hoogstwaarschijnlijk) If + simple past , would + stam → If I saw a thief, I would call the police. (onwaarschijnlijk) If + past perfect, would have + VD → If I had seen the thief, I would have called the police. (voorbij, dus onmogelijk) Oudste van de twee was/waren had/hadden