hadbeen是什麼時態的標誌

He had been abroad many times.

他曾多次出國。

It was the third day running that the train had been late.

列車已經連續三天晚點了。

It was reported that several people had been arrested.

據報道已有數人被捕。

Many of them had been initiated into drug use at an early age.

他們中有很多人在早年就被教會了吸毒。

He now realized that it had been a bad decision on his part.

他現在意識到是他作了一個不恰當的決定。