We’ll have to race the clock to complete the work on time.A. beyondB. overC. againstD. fro

问题补充：

We’ll have to race the clock to complete the work on time.

A. beyond

B. over

C. against

D. from

答案：

A. beyond

B. over

(答案→)C. against

D. from

解析：考查介词，beyond意思“超过”， over意思“越过”，against意思“反对”， from意思“从……”，句子意思“我们不得不与时间比赛按时完成工作”，所以选C