1.______old are you? 2._______ books are these? 3. ________ did you quit your job? 4. _______are you going to América? 5.________ aret you going to peters party?
Answer (1)
1. how old are you? 2. what books are these? or which books are these? it depends on the context, the first one is used generally when you don't know about the books and the second one is used when you want to specify 3. when did you quit your job? 4. when are you going to America? 5. when are you going to Peter's party? es muy fácil
