清创术的目的在于 ( )

清创术的目的在于 ( )A.清除伤口内污物和异物B.清除失去活力的组织并止血C.I期缝合D.省却抗生素的应用E.清除肉芽组织

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白交通支内含有 ( )

白交通支内含有 ( )A.交感神经的节后纤维B.副交感神经的节后纤维C.副交感神经的节前纤维D.交感神经的节前纤维E.交感神经和副交感神经的节后纤维

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Turtles bury their eggs ______.

Turtles bury their eggs ______.A. to keep them coolB. to protect them from dangerC. because of deep i

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Lions are mentioned in this passage for ______.

Lions are mentioned in this passage for ______.A. comparisonB. excitementC. comic reliefD. accuracy

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Our teacher says that ______ is not right for us to break the rules of the schoo

Our teacher says that ______ is not right for us to break the rules of the school.A. /B. thisC. itD.

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