26. What does the author say about his/her experience abroad?
A. It is the key to language teaching.
B. It is too unpleasant to look back on
C. It is the necessary way to education.
D. It has positive influences on him/her.
27. What is the text mainly about?
A. Plans for future job interviews.
B. Experiences of going traveling.
C. Reflections on studying abroad.
D. Suggestions on traveling abrond.