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Ccp Posted 9 years ago
Grammar

Present perfect and past simple combined

Is it correct using present perfect and past simple in the same sentence?

Let’s say I want to write about the conclusions of a new drug test. May I say “... the test has shown that the XX drug reduced the chances of ... in 50%” ?

Thank you,

  

Top answer

ccp Is it correct using present perfect and past simple in the same sentence? Yes. Virtually any two verb forms can appear in the same sentence.

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1 Answers
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ccpIs it correct using present perfect and past simple in the same sentence?

Yes. Virtually any two verb forms can appear in the same sentence.