Question

I don't know why she didn't ask me how to do it as I ______ her.

Answer 1

Answer:

I don't know why she didn't ask me how to do it as I am her.

Answer 2

Answer:

I don't know why she didn't ask me how to do it, as I told her.

Explanation:

What is a verb?

A verb is a doing word. It connects the action of the object to the subject.

Here the word missing is the verb told. Since there is no linking word to the subject and object in the clause.