In Auxiliaries^x, Letter writing^x

Congratualtions for your explanations. There are clear and the best i've found. Vos explicatons sont les plus pédagogiques que j'ai pu trouver à ce jour et je tiens tout particulièrement à vous en rendre hommage. Gérard.Forum: New: Common English Questions and Answers - Archived PostsPosted:...

TO QUOTE CALIFORNIA JIM: 'There is more than one difference between the simple past and the present perfect. The simplest difference is the grammatical difference that the simple past can be used with expressions which signify a definite, particular time in the past. I wrote a letter...

There is more than one difference between the simple past and the present perfect. The simplest difference is the grammatical difference that the simple past can be used with expressions which signify a definite, particular time in the past. I wrote a letter yesterday. I wrote a letter at 7...