The students were watching TV at that time

The students were watching TV at that time The wtudents were watching TV at that time. were people TV watching at time yesterday this he was watching TV at that time 改为一般疑问句 I saw that they were watching TV in the hall 1.-Could you tell me at that time?-I was watching TV at home The twogirls were frightensd at that time. most students are watching TV in their free time、 were the twins in the classroom at that time? the students ______[not play] at that time yesterday. there were ______ people in the ship at that time. l saw them were sweeping the floor at that time