用方框内单词的适当形式填空。(请将答案写在答题卡对应题号的横线上。)

possible  cycle   expect   measure   contribute   recycle  influence  fortunate  invent   home

These changes became possible because of _______________ such as the steam engine.
The Human Development index _______________ a country’s achievements in three ways.
When a sandstorm comes, the air is full of small dust and people have difficulty in walking or _______________.
The garbage is then taken away and if possible, _______________.
There is no _______________ that she will marry a doctor.
When the People’s Republic of China was founded in 1949, the life _______________was only 35 years.
I had wanted to go to the concert, but _______________, I had something else to do that day.
The flood have killed over 2,000 people, affected 20 million and made some 4 million _______________.
She is a most _______________ figure in local politics.
He was remembered because of the ___________ he made to the Chinese economic development.