题目内容
江苏省南京市2011届高三英语第二次模拟考试
According to the report, this virus was never known, which had claimed countless lives, _____ it was accidentally found by a doctor.
A. unless B. since C. so that D. until
D
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江苏省南京市2011届高三英语第二次模拟考试
According to the report, this virus was never known, which had claimed countless lives, _____ it was accidentally found by a doctor.
A. unless B. since C. so that D. until
D