单词拼写（共10小题；每小题1分，满分10分）
After he _________ (毕业)from Beijing University，he went to Shanghai and began his scientific research.
 __________(下决心) to go abroad, Timmy spent most of his time in taking the IELTS.
To the great _________(满意) of the boss, all his workers finished their work ahead of time.
With the world developing fast, people are faced with many problems, particularly the_________(老龄化) problem.
On _________(平均来说)，boys are smarter in figures than girls.
Tina was lucky enough to pass her driving test on her second a________ while the others failed.
 I don’t like to live in Harbin because it is f________ cold in winter.
 Such information will be readily a_________ if we surf the Internet.
There is no doubt that r_________ the school rules is what we students must do for sure.
 In the performance, men should wear suits in office. S_________, women should wear dresses.