Use the present pefect continuous and for of since for each

Use the present pefect continuous and for of since for each of following situations .

a) My friend started reading an interesting book a month ago He is still reading it He has reading the book since last month .

b) Dmitry Started playing chess whern he was 10 and he is still playing it . c) Victor began writing a letter to his pen- friend in the U.K last week and he is still writing it.

D) Omar"s Father started driving his car when he was 20 and he is still driving it.

E) Carol"s father began learning Kazakh 7 months ago. he is still learning Kazakh.f)

f)Dmitry started learning Kazakh a year ago he is still learning it. Dmitry........... since last year.
g) Our heacher began telling us a story about school children of Britain at 3 o"clock. He"s still telling us the story it is interesting. ita now 3:45
.....................................................................................for 45 minutes