2. too, as well一般放在句尾，too前可用逗号与句子其他成分隔开，as well一般不可以。
例如：If you would go, I will go, too.
She can dance and she can sing as well.
3. also一般放在句中，位于be动词，助动词，情态动词之后，实意动词之前。
例如：She can dance and she can also sing.
Amy also takes part in a ceremony.
4. either用于否定句，通常位于句末。
例如：She can't speak Chinese and her husband can't either.
总结一句话：too, as well用于肯定句句末，too用逗号隔开，as well不用。also位于肯定句句中，either位于否定句末。
5.习题巩固
1) Making soup is not easy, and being a good chef is not easy,___.
2) He gave me advice and money___.
3) He will go to town tomorrow, I shall ___go.
4) I can't play the piano. He can't,___.
5) My father likes reading, and I do,___.
答案：1.either 2. as well 3. also 4. either 5. too
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