1 . The water level in the Thames became _____ (dangerous) low. (所给词的适当形式填空)
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22-23高一上·全国·课后作业
2 . Yes, many cyclists behave _____ (dangerous). (所给词的适当形式填空)
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3 . Jennifer was found to have ______ (dangerous) low blood sugar levels and was treated immediately.(所给单词适当形式填空)
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