1. So do I !! Neither do I !!

2. agreeing I like ice-cream. So do I. I’m wearing jeans. So am I.
I can swim. So can I.
I went out. So did I.

4. I don’t like working. Neither do I.
I can’t drive Neither can I.
I haven’t been to Paris. Neither have I.

5. neither = not … either

6. disagreeing I don’t like Mary. I do. We’re going now. We aren’t.
I can speak Polish. I can’t.
I haven’t been skiing. I have.

7. I like blue cheese. I don’t.
I saw Pat yesterday. I didn’t.
I’m going to have some coffee. I’m not.