皮皮学，免费搜题
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搜题
【单选题】
内业测量的基准面和基准线是( )。A.
大地水准面和法线
B.
椭球面和法线
C.
椭球面和铅垂线
D.
大地水准面和铅垂线
拍照语音搜题，微信中搜索"皮皮学"使用
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参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】Nobody______when I complained about the food, so nothing was done about it
A.
turned to me
B.
relied on me
C.
backed me up
D.
held me up
【简答题】根据Text A Unit 2内容填写: A. After my accidental fall ended our vacation, my husband became someone I didn’t know, so I wrote a mock complaint and sent it to him. B. I am afraid that my husband may cause m...