When the new medicine will be tested is only a of time and money. [ ] A.thingB.e
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![When the new medicine will be tested is only a of time and money. [ ] A.thingB.e](/pic/43_954035.jpg)
When the new medicine will be tested is only a ________
of time and money.
[]
A.thingB.eventC.matterD.trouble
试题答案
答案:C
提示:a matter of 固定短语 |