In On At During For While

Preposition of In, on, at. Uses of during, for, while

Questions

Questions: affirmative, negative and interrogative.

Present Progressive (Continuous)

Present Progressive (Continuous), schemes and phases.

Past Progressive

Past Progressive. #English

Interrogative Phrases

Interrogative Phrases. #English

Numbers

Writing numbers

Present Simple

Present Simple, schemes and phases.

Present Perfect

Present Perfect. An action that: Happened at an INDEFINITE TIME IN THE PAST. Happened MORE THAN ONCE IN THE PAST. BEGAN IN THE PAST AND IS STILL OCCURRING IN THE PRESENT. Examples

Present Perfect and Simple Past

Present Perfect and Simple Past, examples

Conditional Sentences

Conditional Sentences, examples

Past Simple

Past Simple: examples