用下列词语的适当形式完成短文 they ,study,read,ask,not,understand
In the future,there will be no teachers in schools ,and there will only be computers.Students will teach__1__ in the future.Computers will help students 2.___.Students 3.___ at online libraries and take lessons by world-class teachers to learn subjects.If they 4.___ anything ,they5.___ other students online or send Emails to their teachers.Computers are becoming more and more important.