jacky
also
用在句中（一般放在be动词和助动词施之后，行为动词之前）。
she
also
is
good
at
english.
she
also
like
english.
too
多用于口语，位于句未或句中，只用于肯定句，其前常有逗号。
they
are
students,木too.=they,t来自oo,are
students.
as
well
用于织亮的假攻需理类导肯定句，通常位于句中或句尾。
he
knows
french,a益周道甲化护女统nd
he
knows
eng360问答lish
as
well.
