1-học để biết

2-giao tiếp với người nước ngoài

3-học để thành công

4-là ngôn ngữ thế hệ nay bắt buộc học

5-không học không được lên lớp

`-` I study English because it will be useful for my work in the future.

`-` Other people learn English because they want to read newspapers or magazines in English.

`-` Teenagers study English for their high studies because some of their books are in English at the college or university.

`-` I study English because I want to talk with my foreign friends.

`-` I study English because I want to read English books.