are的過去式和過去分詞分別是什麼

例句：

The doors were padlocked.

門都用掛鎖鎖着。

They were bosom buddies.

他們曾是知心的夥伴。

Both women were French.

兩名婦女都是法國人。

These figures have been disputed.

有人對這些數字提出了質疑。

What've you been up to?

你一直在搞什麼名堂？

You've been very kind.

你真是體貼入微。