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 31 to 35.

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, (31) _______ it possible to study when it is convenient for the students, has increased the opportunities available (32) _______ many people. This type of study was formerly restricted to book-based learning and (33) _______ 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 stage of life and should not stop (34) _______ people get their first job. About 40% of adults take part in some kind of formal education. About half of them are trying to get qualifications and skills to help them with their jobs, the (35) _______ 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.

Đáp án đúng là: D
Giải thích
Correspondence courses: các khóa học tương ứng
Dịch: ...Loại hình học tập này trước đây bị hạn chế bởi việc học dựa vào sách và các khóa học
tương ứng nhưng bây giờ khóa học bao gồm trên ti vi, CD-Rom hay Internet, và khóa học tự truy
cập ở trung tâm ngôn ngữ hoặc trung tâm máy tính...