Question

Rewrite the following sentence using the present perfect tense of the verb.
Hawking's disease helped him to become a noted scientist.
Ans.​

Answer 1

Question :-

Hawking's disease helped him to become a noted scientist. [simple past/ past indefinite]

Answer:-

Hawking's disease has helped him to become a noted scientist. [present perfect]

Hope this helps!

Answer 2

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Hawking's disease has helped him to become a noted scientist.[present perfect]