Using SO and NEITHER in agreeing

Trong văn nói khi bạn muốn trả lời đồng ý/không đồng ý với phát biểu của người đối thoại, có cách đơn giản sau đây:

SO

So is used to agree with an affirmative statement made by, or concerning, another person.
Example:

Speaker A : I like chocolate.
Speaker B : So do I.

A : I speak English. B : So does Peter. (Peter speaks English too.)

Tom is hungry. So is Mary. (Mary is hungry too.)

Jane can swim. So can Julie. (Julie can swim too.)

We have got a dog. So have our parents. (Our parents have got a dog too.)

NEITHER

Neither is used to agree with a negative statement made by, or concerning, another person.
Example: 

Speaker A : I don't speak Chinese.
Speaker B : Neither do I. (=I don't speak Chinese either.)

A: Tom doesn't work here.	Peter isn't tired.	I can't cook.	Mary doesn't have a ticket.
B: Neither do I/Me neither. (I don't work here either.)	Neither is Tom/Me neither. (Tom isn't tired either.)	Neither can I/Me neither. (I can't cook either.)	Neither do I/Me neither. (I don't have a ticket either.)

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A: I don't like my teacher.

B: Me too. SAI!

Me neither. ĐÚNG!

A: I dislike my teacher.
B: Me neither. SAI!
Me too. ĐÚNG!