简述动车组二级检修中车下作业路线（③、④号作业流程）？
参考答案：
车下作业路线（③、④号作业流程）
句型转换。
1. It's sunny and windy today. (对划线部分提问)
_____ _____ the weather today?
2. All the children are having a good time in the park. (改为同义句)
All the children are _____ _____ in the park.
3. My father is reading a newspaper in the room. (对划线部分提问)
_____ your father _____ in the room?
4. How is the weather today? (改为同义句)
_____ the weather _____ today?
5. The boy often plays computer games. (用now改写)
The boy _____ _____ computer games now.
肉芽组织(granulation tissue)
车下作业路线（③、④号作业流程）
车下作业路线（③、④号作业流程）