1 . The patient had to have one of his legs _____ (remove) because of infection. (所给词的适当形式填空)
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2 . Try using lemon juice to_________ (去除)tobacco stains from your fingers. (根据汉语提示单词拼写)
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3 . It is not known yet how these huge stones were __________over a distance of 380 kilometers.
A.removed | B.transformed | C.transmitted | D.conveyed |
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