If there were no exams and parents meetings, high school life much enjoyable.
A. will be
B. must be
C. would be
D. would have been
网友回答
A. will be
B. must be
(答案→)C. would be
D. would have been
解析：考查虚拟语气：if条件句用一般过去时，表示于现在相反的情况，主句的用would do表示和现在的虚拟，句意：如果没有考试和家长会，高中校园生活会更愉快。选C。