The scientist has had a research weather for more than 30 years. A. in B. on C. at D. From
2022-11-11 08:38:59 49次 牛津译林版英语八年级下册Unit5 单元检测题 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
The scientist has had a research weather for more than 30 years.
A. in B. on
C. at D. From
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