![](https://static.youtibao.com/asksite/comm/h5/images/m_q_title.png)
[多选题]
CHS(CenturyHousingSystem)住宅建筑体系作为一种住宅建设与供给系统,集住宅供给、规划设计、施工建造、维护管理于一身,提高了住宅建筑全寿命期内居住的长久性能。其基本原则为:()
A.可变性原则
B.连接原则
C.耐久性原则
D.保养与检查原则
查看答案
![](https://static.youtibao.com/asksite/comm/h5/images/solist_ts.png)
A.可变性原则
B.连接原则
C.耐久性原则
D.保养与检查原则
A.chs[i] = letters[index];
B. chs[i] = letters[i];
C. chs[index] = letters[i];
D. chs[index] = letters[index];
Part A
Write a letter to your friend Sarah Blake, giving your congratulations to her on her graduation and being a doctor.
You should write approximately 100 words. Do not sign your own name at the end of your letter. Use "Wang Lin" instead. Your address is 9, Grand Avenue, Chepstow, Whales CHS 3NA and the date is 20/12/2009.