Question

Dr kalam joined ISRO
in the 1960
(present perfect conti. Tense)​

Answer 1

Answer:

Hey mate ,

Here is your answer.

Dr.Kalam has been joining ISRO in the 1960.

Hope its helped you..

Thank you Frnd...

Answer 2

Answer:

Dr. Kalam has been joinining ISRO since 1960

Explanation:

Rule of the present perfect continuous tense is:

Subject + have/has + been + verb 4th form + since/for + time + object

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Hope it will help you.