Revision: verb tenses

Tenses

Present simple: states, habits, systems and processes (and verbs not used in the continuous form)
Present continuous: future plans and activities, present actions

present simple vs present continuous:
explanations and exercises

Past simple: past events
Past continuous: parallel past actions, continuous actions interrupted by the past simple tense

simple past vs past continuous:
explanation and exercises

Present perfect simple: recent past with just, indefinite past with yet, already, never, ever; unfinished past with for and since

simple past vs present perfect
explanation and exercises

Past perfect simple: narrative, reported speech

past perfect vs past simple
explanation and exercises

Future with going to
Future with present continuous and present simple
Future with will and shall: offers, promises, predictions, etc.

future tenses
tenses comparison - explanation and exercises