Fill in the gaps with the correct form of the verbs in brackets. 5. We (try) to find tickets for the concert for three weeks.
6. My sister (write) her new book for the last two months.
7. She (not/read) this book yet.
8. You look tired! you (work) all day?
9. I (not / eat) Chinese food yet.
10. How long you (study) English?
11. How many souvenirs you your sister (buy) in Spain?
12. I (not / see) Tina for ages.
13. I (know) Mrs Brown for twenty years now.
14. Can we go soon? We (walk) around this department store for about last two hours!
15. you (do) your homework yet?