根据句子意思，用所给词的正确形式填空。

小题1:We are _____, we love our country. (China)

小题2:I watch TV ______ a week. (two)

小题3:Many people lose their _____ in the accidents every year. (life)

小题4:That is a townhouse with two ______. (floor)

小题5:There are so many books on the two _______. (shelf)

结构化布线系统对业主非常重要，因为它可以减少以后的维护和管理费用。