had learned是過去完成時態。
We had learned 500 words by the end of last mouth.
到上個月末我們已經學會了 500 個單詞。
I had learned 1000 English words till then.到那時爲止我已經學會了 1000 個英語單詞。
A timid child， Isabella had learned obedience at an early age.
伊莎貝拉是一個羞怯的孩子，很小的時候就已經學會了順從。
had learned的什麼時態
可以用於過去時，此時是動詞，如 I had my dinner at 8.p.m. alone in the cafeteria.再就是作爲非謂語，可以是過去完成時had done，如 I had lost my book. 過去完成進行時had been doing如 I had been playing ...
