Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct word or phrase that best fits each of the numbered blanks from 23 to 27.

Some people return to college as mature students and take full- or part-time training courses in a skill will help them to get a job. The development of open learning, (23)______it possible to study when it is convenient for the students, has increased the opportunities available (24) _______many

people. This type of study was formerly restricted to book-based learning and (25) ______ course but  now includes courses on TV, CD-ROM or the Internet, and self-access courses at language or computer centers. Americans believe that education is important at all stages of life and should not
stop (26) ______people get their first job. About 40% of adults take part in some kind of education.

About half of them are trying to get qualifications and skills to help them with their jobs while the (27) ______ are taking recreational subjects for personal satisfaction. Schools and community colleges arrange evening classes, and a catalog of courses is published by local boards of education.

Điền vào ô số 23