题目

读我国某地区等高线地形图,回答问题。     图中地陡崖顶部的海拔可能是(    )        A.799米                                                B.899米                        C.999米                                                D.1099米() 3. Neither of the books written by the writer.   A. is   B. be   C. have   D. has
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