It's been a while since I last took English lessons.
I'm taking English lessons for the first time in a while.
It's been a while since I last took English lessons.
I'm taking English lessons for the first time in a while.
英会話レッスンを受けるのは久しぶりです。
「久しぶり」は英語で以下のような表現の仕方ができます:
… for the first time in a while
久しぶりに…
It’s been a while since …
久しぶりに…