Auxilary

Question 1

I am tired
so am I

Answer 1

We use auxilary verbs with so and neither.

Question 2

I never read newspaper
Neither do I

Answer 2

We use auxilary verbs with so and neither.

Question 3

We use auxilary verbs with so and neither.

Instead of neither, you can use nor. You can also use not . . . Either

Answer 3

I don’t know -> Neither do I or
Nor do I or
I don’t either.