" To my mind, the second part should be past simple and not present perfect, because "today" was used, but also because the class is now over and there is no indication that it will continue today. I remember present perfect is fine with today, especially when we refer to something that already occurred but whose effect is still felt. And, it is common knowledge that present perfect is used for past actions whose effect is felt now.
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AnonymousIt's quite useful, just as the English class we have had today." To my mind, the second part should be past simple and not present perfect, because "today" was used, but also because the class is now over and there is no indication that it will continue today.I remember present perfect is fine with today, especially when we refer to something that a
AnonymousAny suggestions what the correct use is and why?Though vsuresh has already replied to your question, I'd like to put in my two cents.
LaboriousIn your example, "It's quite useful, just as the English class we have had today.", the speaker wants to relate something (which he/she is referring to as 'quite useful' now to the English lesson they had today). He/she wants to create some sort of relation or connection between the past (earlier today) and now.And the relation or connection that the