句型转换。
1. The students are cutting up the apples. (就画线部分提问)
________ ________the students cutting up?
2. The woman under the tree is my English teacher.(就画线部分提问)
________ woman ________your English teacher?
3. You must put these things into the blender. (改为祈使句)
________ these things ________ the blender.
4. It's an interesting family photo. (改为复数形式)
________ ________ interesting family________.
