改错,下列句子中有一处错误,请指出并改正Mr Smith wants to buy some pens to his daughter. 错误（ ）改正：______________________________________.
问题描述：
改错,下列句子中有一处错误,请指出并改正
Mr Smith wants to buy some pens to his daughter. 错误（ ）
改正：______________________________________.
答
Mr Smith wants to buy some pens to his daughter.错误（to ）
改正：_________to 改成for_____________________________.
buy sth for sb“为某人买…”