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1. Whom … the doctor … at the hospital every day? (treat)
2. What … you … now? (study)
3. What … the surgeon already …? (transfuse)
4. What … the surgeon … for two hours? (perform)
5. What … the lecturer … yesterday at 3 o’clock? (report on)
6. What … you … to do before you saw me? (decide)
7. What … the nurse … for an hour before the surgeon began the operation? (sterilize)
8. What … you … tomorrow at 6 o’clock? (do)
Answers & Comments
1 does...do 2 are...studyig 3 has...transfused 4 did...perform 5 was...reporting on 6 had...decided 7 had...been sterilizing 8 will....be doing