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【单选题】
Which of the following sentences from the first paragraph contains a word that indicates the topic will be shifting?A.
Scientists were able to identify the pieces of the meteorite because they looked very different from the Australian soil into which they fell.
B.
The most interesting thing about the fragments, however, was not their difference from Earth's soil but their similarity to the known composition of a particular asteroid known as Vesta.
C.
The investigators concluded that the meteorite had broken off from Vesta and made its way through Earth's atmosphere to land in Australia.
D.
Because the sources of most meteorites are never identified, this was a significant breakthrough.
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【简答题】在工业生产中，被控过程往往由多个容积和阻力构成，这种过程称为（）过程。
【简答题】默写TCP状态转换图2遍,拍照上传图片,图片上要写上学号姓名。
【简答题】默写TCP状态转换图2遍,上传图片
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