remain的副詞形式用英語怎麼說

例句：

As chairman, I must remain impartial.

作爲主席，我必須保持中立。

You can remain anonymous if you wish.

如果你願意你可以保持匿名。

Dealers said investors remain bearish.

證券經紀人說投資者們依然看跌。

They remain unshaken in their loyalty.

他們仍然忠貞不渝。

Details of the proposals remain secret.

提議的細節仍不得而知。