问题
选择题
So difficult __________ it to adapt to the academic requirements of a Western university that I determined to take a preparation course.
A．I have felt
B．have I felt
C．did I feel
D．I did feel
答案
答案：C
本题考查倒装结构。本题考查so + adj + 主谓倒装结构。根据语境时态用一般过去时。句意：很难适应西方大学的学术要求，我决心选一门预备课程。