根据概念,(-7的相反数)+(-7)=0,则-7的相反数是7.
故选A.
1. shade A. behave B. shadow C. considerate D. battle
2. crowd A. slow B. window C. allow D. row
3. actor A. worth B. therefore C. export D. doctor
4. reduce A. chemical B. regret C. generation D. intend
5. nutrition A. struggle B. support C. summary D. confuse
______对城市的性质、功能及宏观区位产生决定性影响,在整体上影响城市土地价格水平。
A.城市化 B.城市规划 C.城市发展 D.城市改造