Question

【题目】If these new measures don’t work, we’ll have to _______ our old system.

A. make up for B. come up with

C. break away from D. fall back on

Answer 1

【答案】D

【解析】本题考查动词短语。A. make up for弥补，补偿；B. come up with提出；C. break away from从……脱离；D. fall back on求助于，依赖，转而依靠。句意：如果这些新的措施不起作用的话，我们不得不求助于我们的老系统。D项符合语境。故选D。