1. Usages 2. Sheila has joined the Sierra Club. Sheila joined the Sierra Club. The use of the present perfect has more to do with our present perspective on the event rather…
1. Past Simple vs. Present Perfect 2. The Present Perfect The present perfect is apresent tense It always tells us something aboutnow Tom has lost his keymeans Tom doesn’t…
1. Present Perfect SimplevsPast Simple 2. What’s the difference between……? Mary lived in Switzerland for a year. Mary has lived in Switzerland for a year. 3. TheSimple…