投资者办理基金交易账户后，才可以开立基金TA账户。 ( )
参考答案：对
解析： 本题表述正确。投资者办理基金交易账户后．才可以开立基金TA账户。
My sister ______ the league last month and she has decided to ______ the activities to help the aged in town next week.
A．joined; take part in
B．joined in; join
C．attended; join
D．took part in; join in
请试写出两位孔子后人及其相关著述。
