6 Completa las frases con el Present Perfect Simple en afirmativa de los verbos entre paréntesis. Consulta la lista de la página 102 si lo necesitas. 1 We.............. have climbed in the last five years. (climb) many mountains just 2. They..... 3 Many boats 4 Dan........... many times. 5 Mum and Dad (approve) our plans. (find) Peter. (sink) recently. (dream) about this trip already (overcome) many difficulties on this trip.​