Past and present tenses

Choose Present simple auxiliary verbs

• do, does, don't, doesn't

• Did, didn't

• am, is, are, am not, isn't aren't

• has, have, hasn't, haven't

Choose Present continuous auxiliary verbs:

• am, is, are, am not, isn't, aren't

• did, didn't

• do, does, don't, doesn't

• has, have, hasn't, haven't

Choose Past simple auxiliary verbs

• do, does, don't, doesn't

• did, didn't

• has, have, hasn't, haven't

Choose Past continuous auxiliary verbs:

• am,is, are, am not, isn't, aren't

• did, didn't

• was, were, wasn't, weren't

Choose Past perfect auxiliary verb:

• did

• do

• has

• had

Choose Present perfect auxiliary verbs:

• did, didn't

• do, does, don't, doesn't

• has, have, hasn't, haven't

How do we form Present Perfect Continuous affirmative sentence?

• have/has+been+Verb (-ing)

• did+Verb (1st form)

• have/has+Verb (3rd form)

Can we use Present Continuous, Past Continuous or Present Perfect Continuous for states (e.g.believe, be, understand)?

• Yes

• No

Which of these tenses describe habits and everyday routines?

• Past Simple

• Present Simple

• Present Continuous

Which of these tenses can be used to describe the past events which happened earlier than other past events?

• Past perfect

• Present perfect

• Present continuous

• Past continuous