一单词拼写
1．According to our rules, smoking is not p________ in our office.
2．The scientist was determined to make a great breakthrough in ________ (科学的) research.
3．Sometimes, people don't like asking questions for fear of appearing stupid and ________ (无知的).
4．Remember that Thomas Costain was 57 when he ________ (出版) his first novel, and that Grandma Moses showed her first pictures when she was 78.
5．The volunteers' primary ________ (责任) is to help people with learning disabilities to realize their own importance.
6．In our country, everyone has the right and ________ (自由) to express his thoughts and ideas.
7．In traditional Chinese culture, ________ (婚姻) decisions were made by parents for their children.
