题目内容
It’s sad to hear that 19 people lost their lives ________ they were fighting with the forest fire in Liangshan, Sichuan.
A.as soon as B.after C.while D.until
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题目内容
It’s sad to hear that 19 people lost their lives ________ they were fighting with the forest fire in Liangshan, Sichuan.
A.as soon as B.after C.while D.until