Question

________ a teacher in the university, it is necessary to have at least a master’

________ a teacher in the university, it is necessary to have at least a master’s degree．
A. To become
B. Become
C. One become
D. On becoming

Answer 1

答案A
句意为：“想在大学里当教师，至少要有硕士学位。”to become a teacher in the university作目的状语。