1. 太陽很低時，物體的影子就很長。
   Shadows are longer when the sun is low in the sky.
2. 椅子的影子映到墻上了。
   The chair casts a shadow on the wall.
3. 樹（在草地上）投下長長的影子。
   The tree cast (ie caused there to be) a long shadow (on the grass).
4. 有個影子映入室內(nèi)。
   A shadow fell over the room.
5. 樹在草坪上都投下長長的影子。
   The trees threw long shadows across the lawn.
6. 隨著太陽下落，影子也逐漸伸長。
   The shadows lengthened with the approach of sunset.

影的英語翻譯：

子的英語翻譯：