I. Complete the sentences with the correct tense of the verbs in brackets.
1. Hurry up! You............on the phone since 10 o'clock!  (be)
2.I...........usually.............Big Brother on TV.  (not watch)
   But this series...........really good during the past few weeks.  (be) 
3.James..............to karate lessons twice a week.  (go) 
4. I can't find my purse anywhere. Are you sure you.................it?  (not see)
5...................you.......................any good books at the moment?  (read) 
6.I................often.........crossword puzzles.  (not do)
7.Shh! I..............to a really interesting interview on the radio.  (listen)