1. What were you doing on yesterday morning, 9 O'clock.
2. Jim came in when Li Lei was having breakfast.
3. Xiao Ming was riding a bicycle when the UFO started flying.
4. At that time, they were doing homework.
5. We were talking on the phone when Mom came in.
以上所有句型都是练习“过去进行时”的,非常常见也是非常重要的句型。请务必掌握。祝你好运。
1, nine o'clock yesterday morning, what are you doing?
2, when Li Lei breakfast, Jim entered.
3, the UFO took off, Xiao Ming is riding a bicycle.
4, when they are doing homework.
5, my mother came in, we are talking on the phone.
1, What were you doing at nine o 'clock yesterday morning?
2, While Lilei was eating breakfast, Jim came in.
3 When the UFO took off , Xiaoming is riding a bike.
4, They were doing homework at that time
5, When mother came in, we were talking on the phone.
1. what were you doing yesterday at 9 a.m.?
2. when Lei Li is having breakfast, Jin comes in.
3. when the UFO is taking off, XiaoMing is riding a bike.
4. at that time, they are doing homework
5. when mother comes in, we are talking on the phone.
全部人工翻译滴...望采纳
1 Nine o'clock yesterday morning, what are you doing?
2 When Li Lei breakfast, Jim entered.
3 UFO take off, Xiao Ming is riding a bicycle.
4 At that time, they are doing homework.
5 Mom came in, we are talking on the phone.