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(Автор и выходные данные не указаны).The English Tense System:
The links below are to lessons for each of the 12 basic tenses. In each lesson we look at two aspects of the tense:
Structure: How do we make the tense?
Use: When and why do we use the tense?
Some lessons look at additional aspects, and most of them finish with a quiz to check your understanding.Present Tense
Present Continuous Tense
Present Perfect Tense
Present Perfect Continuous Tense
Past Tense
Past Continuous Tense
Past Perfect Tense
Past Perfect Continuous Tense
Future Tense
Future Continuous Tense
Future Perfect Tense
Future Perfect Continuous.
