(1) too 用于肯定
例：I like the book, too.我也喜欢这本书。
(2) also 用于陈述句
例：She also speaks a little Italian.她也会说一点意大利语。
(3) either 用于否定句
例：Peter can't go and I can't either. Peter 不能去，我也不能。
(4) so 用于肯定的倒装句
例：You speak English well, so does he.
你的英语讲得很好，他讲得也不错。.
(5) neither/nor 用于否定的倒装句
例：I have never heard of such a thing, Neither has she.
我从来没有听说这件事，她也没有。
Tom didn’t finish his homework. Nor did Jane.
汤姆没有完成作业，Jane 也没有。
(6) as well 用于句末
例：He knows German as well. 他也懂德语。
(7) so it is/was with = so it is/was the same with 用于包含不同种类的动词
例：Jack is a student and studies in China. So it is with Green.
Jack是一个学生，在中国学习， Green也是如此。
(8) The same is true of……，
例：The music is dull and uninspiring, and the same is true of the acting.
那音乐单调，缺少激情;那表演也是如此。
(9) The same can be said of… (…也是如此)。
例：The same can be said of our country, also a developing one.我们的国家也是如此，一个发展中国家