字典查找以下词汇的中文意思和相应的派生词形式,抄写在书本16页,下课堂上检查,然后用表格里词汇的相应正确形式填空。 New words 中文 派生词 treatment operation maintenance handling consumable fluency investigate technician description hazard qualification vocational 1.Nuclear waste is _________ and dangerous to human life. 2.To keep the lab supplied, he has to manage __________ materials. 3. The police have launched an ___________ into the incident 4.The operator has to be able to _________ machine routinely. 5. He spoke three languages _______ . 6. We must win this round to ______ for the final. 7. The president knew how to ______ the crisis. 8. He is ___________ for the job due to his diploma and experience. 9. The company provides timely ________ technical information. 10. Could you tell me how to _______ the equipment?