皮皮学，免费搜题
登录
搜题
【单选题】
墙身皮数杆一般立在建筑物的()部位。A.
窗口
B.
拐角
C.
门口
D.
外墙
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
举一反三
【单选题】12 28. Since the beginning of 2013,these regulations ____________ across the country.
A.
will be introduced
B.
have been introduced
C.
are introduced
D.
were introduced
【单选题】Since the beginning of 2013, this regulations _________ in most workplaces across the country. (2016.12)
A.
will be introduced
B.
have been introduced
C.
are introduced
D.
were introduced
【简答题】since the 10th century, the population of Paris ________
【单选题】Since the beginning of 2013, these regulations in most workplaces across the country. (2016.12)
A.
will be introduced
B.
are introduced
C.
have been introduced
D.
were introduced
相关题目：
参考解析：
知识点：
题目纠错 0
发布
