Hello
I was proofreading a document and came across the following sentence,
"Erdogan and Fowler (2005) have studied the effect of aggregate shape and texture on rheological properties of concrete."
Would I be able to know whether it is best to use
Have studied
or
Had studied?
Thank you
Eshara Randeniya Would I be able to know whether it is best to useHave studiedorHad studied? With no further context, only 'have studied' is possible there.
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Eshara RandeniyaWould I be able to know whether it is best to useHave studiedorHad studied?
With no further context, only 'have studied' is possible there.