English Grammar Lessons And Worksheets
In traditional grammar books you may have read that the present perfect tense is not used with adverbs referring to definite periods of time. This is quite confusing. Although the present perfect tense is not usually used with...
Form Affirmative I have written She has written. You have written. Negative I have not written. She has not written. You have not written. Question Have I written? Has she written? Have you written?...
The present perfect tense generally represents an action which has been completed within a period of time that extends up to the present. Have you seen him this morning? Have you seen him today? I have never seen him before. We have endured his tyranny for...
