地方人民政府可以根据城乡建设需要对消防规划作出修订,完成修订后应依照规定进行()。
A、评审和审批
B、评审
C、审批
D、备案
参考答案:A
The project my students are working is quite challenging because it involves many professional skills. [ ]
A. for which
B. on which
C. of which
D. at which
A.mgtgθ
B.mgsinθ
C.μmg
D.μmg