根据短文内容及各空中所给的首字母，填写一个适当的词，使短文意思完整且符合逻辑。

     People often left school and started working early in the past. But today, lifelong learning is becoming

q    1    common. Lucy is forty years old. She teaches physics at a c   2    in Boston. "Next term, I'll give

some of my lessons b   3    using the Internet. This is a way of teaching, but it's also a good c   4    to

study," says Lucy. "These days, I am taking classes to learn h   5    to teach on the Internet. If I don't

study, I will l   6    my job." At the same time, Lucy's parents are taking art history lessons on the

Internet. They are both seventy years old and live in New York. "We love this s   7    ,"says Lucy's father, "and we are doing it to entertain ( 使快乐) o   8    . You see, through the Internet, we can study with

people from all over the world. What f   9    it is to learn like this!" What do you think of Lucy's family?

Are you studying now? If you aren't, do it q  10   . Take up your books and learn all your life!