1.- How long/you/be/ in Africa?

=> How long have you been in Africa ?

2.- I /be/ there/three years.

=> I been there for three years

3.- How long/ he/ live/ in Berlin?

=> Hong long has he lived in Berlin ?

4.- He / live/there/ 2002

=> He has lived there since 2002

5.- How long /she/ wear/ that coat?

=> How long has she worn that coat ?

6.-She/ wear/it/ last winter.

=> She has worn it since last winter ?

7.-Where/ you/be/ today?

=> Where have been today ?

8.- I /be/ at the hospital

=> I have been at the hospital

9.- How long/ the detective/ look/ for the man?

=> How long has thhe detective looked for the man

10.- He/ look/ for him two months.

=> He has looked for him for two months

11.-Why /she/take/my money?

=> Why has she taken my money ?

12.- She / travel/ round the world /for four years

=> She has traveled around the world for four years

13.- Where /you/ put/ my keys?

=> Where have you put my keys ?

14.- She /move/to a new house /in the country

=> She has moved to a new house in the country

15.- How long/your friend/study/ German?

=> How long have your friend stuidied in German ?

16.- She/study/German /1999

=> She has studied in German since 1999

17.- you/play/golf/ ever?

=> Have you played golf ever ?

18.- The documentary /already/ finish

=> The documentary has already finished

19.-My teacher/not/explain/ that lesson/yet

=> My teacher has not explained that lesson yet

20.- Kevin /give/ his mother/ a nice present

=> Kevin has given to his mother a nice present