In English colleges, classes are often arranged in freer and opener______and many jobs are designed for students.
A.grades
B.ranks
C.customs
D.patterns
网友回答
D解析pattern意思为 “模式; 模范; 式样”。句意为：在英国大学里，课程的安排比较自由开放，校园内许多工作留给学生自己去做。grade等级；级别；ranks 等级；地位；custom风俗；习俗。