Luzern, Switzerland: Www.nubuk.com, 2009. — 36 p.Present Simple.
Present Progressive.
Exercises: The Present Tenses.
Ways of Expressing the Future.
Exercises: The Future Tenses.
Exercises: Future Progressive.
Exercises: Future Perfect.
Present Perfect Simple.
Exercises: Present Perfect Simple.
Present Perfect Progressive.
Exercises: The Present Perfect Tenses.
Past Simple.
Exercises: Present Perfect or Past Simple.
Past Progressive.
Exercises: Past Simple or Past Progressive.
Past Perfect.
Exercises: Past Perfect or Past Simple.
Past Perfect Progressive.
Exercises: Past Perfect Simple or Progressive.
Tenses I.
Tenses II.
Tenses III.
Tenses IV.
