also;too;as well;either
also,too,as well,either,作“也”講,為副詞.下面分別講述：
一.too,also,as well：都用于肯定句,表示前者怎樣后者也怎樣.
too：一般放在句尾,可用逗號(hào)和前面的句子隔開(kāi),也可不用；
also：其位置大多放在be動(dòng)詞、助動(dòng)詞、情態(tài)動(dòng)詞之后,實(shí)義動(dòng)詞之前；
as well：其位置一般放在句尾,三者可以作同義句轉(zhuǎn)換.例如：
You need to go shopping and I need to go shopping,too.
=You need to go shopping and I also need to go shopping.
=You need to go shopping and I need to go shopping as well.