once a week や from time to time とか、すっかり忘れていた。
- 頻度を表す副詞
- generally/usually はよく起こる物事や行動に対して
This pen is generally used to write your letter.
I usually go to my office on foot.
- rarely/hardly/ever はあまり起こらない物事や行動に対して
The innovative products were rarely released.
I hardly wake up early.
- 頻度を表す副詞は、通常一般動詞の前/be動詞の後
- 時を表す表現
- 時を表す表現は文頭または文末に
Every morning, I walk around the nearest park.
He submits a report twice a month.
I call my mother from time to time.
- everyday/every month/every Tuesday -> everyがつくと規則的な行動や習慣
- once a day/month, twice a day/month -> 頻度を表す表現
- from time to time -> 時々起こること
- 頻度の質問
How often do you have a meeting at this department?
