根据句子意思,用括号中所给汉语提示或英语单词的适当形式填空.(每空一词)

①Moreover, China's development depends largely on the modernization of science and ____(技术).

②The hall is beautifully decorated with many lights ____(悬挂)from the ceiling.

③Our present challenge is to prevent the percentage of people who are out of jobs from____ (增加)sharply.

④The company is dropping the prices in order to win ____(优势) over its competitors.

⑤You always have to smile if you work in the ____ (serve) industry.

⑥The young artist remained____ (know) for many years until his works spoke for him.

⑦It's great of Yuan Longping to solve the problem of ____ (hungry) for many people.

⑧Driving during the rush hour is____ (tire).