I _______ THERE ONCE A LONG TIME AGO AND _______ BACK SINCE.A. WEN...

Question

14. I _______ there once a long time ago and _______ back since.a. went / have not been  b. go / am notc. have gone / was d. was going / had not been

Answer

14. I _______ there once a long time ago and _______ back since.a. went / have not been  b. go / am notc. have gone / was d. was going / had not been

I _ THERE ONCE A LONG TIME AGO AND _ BACK SINCE.A. WEN...