Choose the correct Exclamatory form from the options given below of the following Assertive sentence:

It is sad that we lost the match.

Alas! We lost the match.

The correct answer is option 3: Alas! We lost the match.

The correct exclamatory form of the given assertive sentence is "Alas! We lost the match."

The given sentence expresses sadness/regret. In exclamatory form, such feelings are best expressed using “Alas!”, which is specifically used for sorrow or disappointment.