focuses on后加什么

　　My research focuses on the byways of children's literature.

　　我的.研究专注于儿童文学中的生僻领域。

　　But when close-ups are needed, the film focuses on the star.

　　但是当需要特写镜头时，电影就会聚焦在明星身上。

　　Private-one-to-one tuition focuses on the individual needs of the student.

　　私人一对一教学关注学生的个人需要。