IV. Give the correct form or tenses of the verbs. 21. When Nam came I (sleep)………at 9 yesterday. 22. Do you mind if I (ask)…… you a private question? 23. The new bridge (build)…… by the end of the year. 24. Mary has decided (go) …… to Vietnam this summer. 25. At this time yesterday I (study)…… in the library. 21. ………………….. 22. ………………………… 23. ………………………… 24. …………………… 25. ………………………… V. Choose the word (A, B,C or D) that best fits each space in the following passage. Yesterday, when I was riding along a busy street, I saw an (26)………. A woman was knocked down when she crossed the street at a zebra crossing. Many people stopped offering their help. A police man arrived and asked a young man to telephone for an (27)………….. While (28)............ for the ambulance, the policeman and some people tried to cover the bleeding. They used a handkerchief to cover the wound, then put pressure on it. and held it (29)………. They tried to talk to her in (30……… to keep her awake After about three minutes, the ambulance (31)………. and the woman was taken to the hospital. 26. A. accident B. event C. ambulance D. emergency 27. A. first-aid B. ambulance C. arrangement D. address 28. A. tights B. tightly C. tightness D. tight 29. A. wait B. to wait C. waited D. waiting 30. A. time B. order C. addition D. as 31. A. arrives B. is arriving C. arrived D. has arrived