It is not always necessary to make an appointment to use the ______ room.
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上述案例中确定的土地开发费用为85元/平方米,实际上是由多个单项工程支出构成,请列出土地开发中可能的单项工程。
Part B
Below are some pictures showing the behaviors of some tourists. Look at the pictures and write an essay of about 120 words making reference to the following points:
1. description of these pictures
2. your comments on the behaviors of these tourists