Are you wanting to translate into English? If so, it's Eduardo hurts his elbow.
By reading the sentence I would put
A mi maestro le gusta escribir en la pizarra.
But, there are many adjectives in Spanish that would suit this sentence. Tell me if this is what you need, if not let me know....
Cuales son los ángulos? no se de que estás hablando
1- supieron
2 - tendrá
3- protegerá
4 - para, por
5- actuarán
Hope it helps ❤️
1. travelers in a good mood
2. Thomas and I worried about the situation at the airport
3. my embarrassed niece
4. Are you sure you want to be a doctor?
If you wanted to translate it.