Answer:
8 tu (pensar) piensas entregar la tarea mañana
9 los estudiantes(pedir )piden ayuda despues de la clase
10nosotros (dormir) dormimos en la sala de clase
11¿Cuánto(costar)cuestan las tijeras?
12 yo (querer)quiero jugar golf con ustedes
Explanation
greetings from Mexico
21. It is in the Dominican Republic. You can see colorful reefs and shipwrecks. It is an underwater park.
22. Motochonchos 'motorcycle taxis'. It is cheaper than it is in the US but it has a lot of carbon emission than the taxi we use in the US.
23. It has existed in many different countries for 5-10 years. It helps because it gives researchers the opportunity to study the animals in their natural habitat.
24. If the direct object is a human.
Ex: Jorge llama a Maria. (Jorge calls Maria)
25. They were once and kind of still are the major food source for the native populations.