Change the following sentences to questions. They have solved the problem. They have been here before. It has stopped working. [...]
Choose “since” or “for” to fill in the blanks. They have been friends ___ 25 years. Por favor selecciona [...]
Change the sentences to negative. I have called her today. I her today. They have missed their chance. They their [...]
Choose the correct form of the verb. He has ___ his new motorcycle Por favor selecciona tu respuesta rides [...]