had played是什麼時態

In fact, he had played online games since the age of 11.

事實上,他從11歲起就開始玩網絡遊戲。

They had once or twice played bridge at the club.

他們偶爾在俱樂部打橋牌。

Experimental logic had played a very important role in it.

試驗邏輯學派在其間扮演了一個極其重要的角色。

The history of the Republic had played an important role.

曾經在共和國的歷史上發揮着重要的作用。

Teaching model of three layers had played important role in computer base teaching.

三層次計算機基礎教學模式對計算機基礎教學起到重要的指導作用。