1 . One challenge is that the environment in space is ____________ (完全) different from that back on the Earth. (根据汉语提示单词拼写)
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2 . ________(总共) there were 12 scientists present at the international meeting.
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2022-04-12更新
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85次组卷
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2卷引用:2014-2015学年福建华安县第一中学高二下期末英语试卷
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3 . It took two years _________ (总共) to construct the bridge.
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