用方框中所给的单词完成下列句子

【小题1】I still remember the day _____I first met Jennifer.
【小题2】Smoking,_____ is a bad habit,is,however,popular.
【小题3】The worker with _____my father works is about 50 years old.
【小题4】Do you know the reason _____he is absent from school?
【小题5】September 1st is the day _____I’ll never forget.
【小题6】Great changes have taken place in the company _____we are working.
【小题7】This is one of the best films _____have been shown this year.
【小题8】I lost a book,_____name I can’t remember now.
【小题9】_____ is known to the world,China is making great progress.
【小题10】They finally arrived at an island _____name was very strange to them.