| 時態 |
關鍵字 |
| 現在簡單式 |
every day, always, usually, often, sometimes |
| 現在進行式 |
now, right now, at the moment, Look!, Listen! |
| 現在完成式 |
since, for, already, yet, ever, never, just |
| 過去簡單式 |
yesterday, last week/month/year, ago, in 2020 |
| 過去進行式 |
at that time, when + 過去式, while |
| 過去完成式 |
before + 過去式, by the time, after + 過去式 |
| 未來簡單式 |
tomorrow, next week/month/year, soon, will |