1 peter was doing his homework at 10.30 yesterday morning
2 nam is always talking on the phone
3 he says he usually go out at night
4 a new shopping mall will be built opposite the restaurant next week
5 while he was watching tv, his brother was playing his toys
6 while my sister was cooking dinner, i was drawing pictures
7 the cars made in Japan are expensive
8 she usually spends her free time visiting galleries and museum