39. Since you were away, I (be)_____ very busy.
40. They (play)_____ soccer when it started raining. were playing
46. My father (read)______ newspapers in his room now.
47. Hoa (work) ______ very hard recently.
48. I (do)______ my home work when the earthquake happened.
49. When you last (return) ______ your home village?
50. Everyone (be) ______ surprised if he passes his exam.
39. have been
40. were playing
46. is reading
47. has been working
48. did
49. returned
50. is
39. Since you were away, I (be)...have been..very busy.
40. They (play)..were playing..soccer when it started raining. were playing
46. My father (read)..is reading.. newspapers in his room now.
47. Hoa (work) ..has been working..very hard recently.
48. I (do)..did.. my home work when the earthquake happened.
49. When you last (return)..returned.. your home village?
50. Everyone (be)..is..surprised if he passes his exam.
