用适当的时态填空: 1.She’s _____________ (live) here ever since she was ten. 2.Both of them ________________ (be) in Hongkong for ten days. 3.Both of them ____________ (come) to Hongkong ten days ago. 4. Half an hour __________ (pass) since the train __________ (leave). 5. Mary________(lose) her pen. ________ you _______(see) it here and there? 6. _________ you _____ (find) your watch yet? 7. ---Are you thirsty? ---No I _________just _________ (have) some orange. 8. We ---- already _________ (return) the book. 9. ________ they _______ (build) a new school in the village? 10. I _____________(not finish) my homework . Can you help me? 11. My father _____ (read) the novel twice. 12. I _________ (buy) a book just now. 13. I _________ (lost ) my watch yesterday. 14. My father ___________ (read) this book since yesterday.