几个关于英语的问题,急.babysit 和 look after和什么区别,分别怎么用.请举例.take a vacat

abysit 照看小孩,保姆
Mary's neighbor paid her $20 to babysit his daughter last Saturday night.
look after 照顾（比较广义）
As one of the highest paid family lawyers,she always looks after the best interests of her clients.
take a vacation 去度假
He'll take a vacation during the upcoming Spring Festival.
on vacation 休假,在度假
He'll be on vacation next month.
finish (vt.)
They expect to finish the project before the new year holiday.