如图是一个长方体的表面展开图，每个面上都标注了字母，（1）如果A面在长方体的底部，那么哪一个面会在上面？（2）如果F面在前面，B面在左面，那么哪一个面会在上面？（字母朝外）---**Textual Information:** There is no textual information such as question stem, options, explanations, or formulas present in the provided image. The image only contains a geometric diagram with labels. **Chart/Diagram Description:** * **Type:** Geometric net diagram. * **Main Elements:** The diagram is composed of six connected rectangles, labeled A, B, C, D, E, and F. * **Connections and Relative Positions:** * Rectangles B, C, and D are connected edge-to-edge in a horizontal row from left to right (B, then C, then D). * Rectangle A is attached to the top edge of Rectangle B. * Rectangle F is attached to the bottom edge of Rectangle B. * Rectangle E is attached to the left edge of Rectangle F. * **Overall Shape:** The arrangement of the rectangles forms a net, which is typically used to represent the unfolded surface of a 3D shape, likely a rectangular prism (box) given the rectangular faces.