1. Where he (live)____________ when you (see)___________ him last? 2. He (lost)______________ his purse while he (see)______ the sights of Rome. 3. He (walk)________ home when the rain (begin)________. 4. The sick child (sleep)______________ when the doctor (come)_________.

1. did he live, saw.
2. Lost, was seeing.
3. Was walking, began.
4. Was sleeping, came.