10.1
1) Tom has been reading for two hours. Tom has read 53 pages so far.
2) She has been travelling for three months. She has visited six countries so far.
3) He has won the national championship four times. He has been playing since he was ten.
4) They have been making films since they left college. They have made five films since they left college.
10.2
1) How long have you been learning Arabic?
2) Have you been waiting long?
3) Have you caught any fish?
4) How many people have you invited?
5) How long have you been teaching?
6) How many books have you written? How long have you been writing books?
7) How long have you been saving? How much money have you saved?
10.3
1) Have you been playing tennis?
2) Somebody has broken that window.
3) Have you been working hard?
4) Have you ever worked in a factory?
5) Where has she gone ?
6) He has appeared in several films.
7) I haven’t been waiting long.
8) No, it has stopped.
9) I have lost my phone.Have you seen it anywhere?
10) I have been reading the book you lent me,but I haven’t finished it yet.
11) I have read the book you lent me,so you can have it back now.
12) I have had it since I was a child.