单项选择题How many building places does the Building Service look at each month to see if things are going on well
A.| [A] 700. |
| [B] 900. |
| [C] We don't know. |
单项选择题Which part of the text helps if you are angry about the Building Service
A.| [A] HELP US TO HELP YOU |
| [B] YOUR BUILDING SERVICE |
| [C] WHAT YOU CAN DO IF THINGS GO WRONG |