1 . For example , pesticides can damage the land by killing not only harmful _______ (bacterium) and insects , but also helpful ones . (所给词的适当形式填空)
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2 . Some drugs kill off useful _________ (细菌) in the user’s body. (根据汉语提示单词拼写)
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2022-06-16更新
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69次组卷
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2卷引用:陕西省西安高新第一中学2021~2022学年高一下学期第二次月考英语试题
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3 . Until now, it is still unknown to the scientists which _____ (细菌) causes the infection.(根据汉语意思填空)
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4 . That boy is being a real______.
A.insect | B.pest | C.worm | D.bacterium |
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