订立勘察合同时，发包人应提供的勘察依据文件和资料包括（）。
A.提供地震安全性评价和环境评价
B.提供勘察工作范围地下已有埋藏物的具体位置分布图
C.提供工程勘察任务委托书和建筑总平面布置图
D.提供勘察工作范围已有的技术资料和工作范围的地形图
E.提供本工程批准文件（复印件）及用地、施工、勘察许可等批件（复印件）
参考答案：B, C, D, E
解析：发包人应及时向勘察人提供下列文件资料，并对其准确性、可靠性负责，通常包括：①本工程批准文件（复印件），以及用地（附红线范围）、施工、勘察许可等批件（复印件）；②工程勘察任务委托书、技术要求和工作范围的地形图、建筑总平面布置图；③勘察工作范围已有的技术资料及工程所需的坐标与标高资料；④勘察工作范围地下已有埋藏物的资料（如电力、电信电缆、各种管道、人防设施、子同室等）及具体位置分布图；⑤其他必要的相关资料。
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| Mrs smith's Class This is Mrs Smith's classroom. It is Class Two, Grade Two of No. 14 Middle School. Mrs Smith usually 1 in front of the blackboard. She often 2 to her students and sometimes writes 3 the blackboard. Her class is quite big. There are 4 students in her class. Some of them are not Chinese, 5 they are all good friends. Li Lei and Jim are not tall. They sit in the 6 row. Wei Hua and Hua Fei 7 in the second row. The twins sit 8 the middle of the classroom. Bill is 9 than most of the class. He sits in the back row. Lin Tao is on the right hand side. Li Ming sits 10 the left hand side. |
| ( )1. A. sings ( )2. A. reads ( )3. A. to ( )4. A. much ( )5. A. and ( )6. A. right ( )7. A. sits ( )8. A. on ( )9. A. taller ( )10. A. beside | B. sits B. talk B. in B. a few B. but B. middle B. sit B. of B. shorter B. near | C. walks C. phones C. on C. some C. or C. front C. stand C. in C. tallest C. inside | D. stands D. smile D. at D. a lot of D. yet D. back D. go D. at D. higher D. on |