8 I have been at the hospital
9 How long has the detective looked for the man?
10 He has looked for him for two month
11 Why has she taken my money?
12 She has travelled round the world for five years
13 Where have you been put my keys?
14 She has moved to a new house in the country
15 How long has your friend studied German?
16 She has studied German since 1999