Question

Fill in the blank with suitable modal: "_______ I go out ?" asked her son.​

Answer 1

Possible answer to fill up this blank could be:

Can I go out ?"" asked her son.​

Since the son is asking permission from his mother to go out, the appropriate modal would be ""can"".

Modals are auxiliary or helping verbs that are used to express obligation, permission, possibilty or ability.

Some other commonly used modals may be may, should, could, must, etc.

Answer 2

Answer:

"Can I go out ?" asked her son.