简述内墙表面涂饰施工工艺流程。
参考答案:
基层处理→第一遍满刮腻子、磨光→第二遍满刮腻子→复补腻子、磨光→第一遍乳胶漆、磨光→第二遍乳胶漆。
To prepare for the Olympic Games in summer, London ____ its largest ever exercise to test the
response of emergency services.[ ]
A. planned
B. is planning
C. had planned
D. plans
前半夜11时至1时为“子时”,午夜1时至3时为“()”。