我们上语文、英语、音乐和美术用英文可以说：

1. We have Chinese, English, music and art.

2. We study Chinese, English, music and art.

3. We have Chinese, maths, English, sports, music and art.

4. We learn Chinese, English, maths, music and so on.

5. We have a Chinese lesson/class.

建议在实际应用中根据具体的语境选择合适的表达方式。