My former teacher had been teaching biology and on her own doing research in related field for ten years.
I wonder if the following sentences have the same meaning as the above sentence:
My former teacher had been involving in biology and related research for ten years.
My former teacher had been participating in biology and related research for ten years.
My former teacher had been taking part in biology and related research for ten years.
Learn English – Difference between Involve in, participate in, take part in, and doing something
phrase-meaning
Best Answer
In your examples, the use of "had been" leads me to ask "and then what?"
If that's the intent, then your examples are missing the follow-on "Y".
If instead you only want to state a fact about her 10yrs in biology & leave it at that, then @FumbleFingers' comment above provides a correct usage:
As to the difference between verbs, there isn't much of one. To participate, to be involved (in/with), or to take part (in) are all essentially the same in this case.
The only note I'd make is your use of "involving" above, which is incorrect. It should be "had been involved in..."