時間狀語
一般現在時every …, sometimes, at …, on sunday,
一般過去時yesterday, last week, an hour ago, the other day, in 1982, just now
一般將來時next…, tomorrow, in+時間,
現在完成時for, since, so far, ever, never, just, yet, till/until, up to now, in past years, always, recently
過去完成時before, by, until, when, after, once, as soon as
過去進行時this morning, the whole morning, all day, yesterday, from nine to ten last evening… when, while
將來進行時soon, tomorrow, this evening, on sunday, by this time, tomorrow, in two days, tomorrow evening