Question

10. The students are now making an active to beautify their school.

   A. part   B. effort

   C. plan   D. role

Answer 1

10. B

10. B 解析：句意:学生们正在积极努力 地美化校园。make an active effort to do sth.是固定短语，意为“积极努力地 做某事”。