Choose the correct option of Exclamatory form for the following sentence:

It is sad that we have lost again.

Alas! we have lost again.

The correct exclamatory form for the sentence "It is sad that we have lost again" is "Alas! we have lost again."

The exclamatory form emphasizes the speaker's strong emotion, sadness, and disappointment. The word "alas" is a common way to express sadness or regret, and the addition of the exclamation point further reinforces the speaker's emotional response.