I was sleeping when the UFO arrived忘了说问什么了 是想问把arrive改成reach怎么改，然后为什么这么改记得，好想跟什么及物动词补给我动词有关的，具体的不记得了

i heard a l() voice when i was sleeping When someone k___ the door,I was sleeping. .I was sleeping last night when the UFO l_______. I was sleeping when he called me.(对划线部分提问）划线部分是was sleeping. When I ,he in his room.A.was sleeping:was reading B.slept:read C.was sleeping:readed D.slept:was reading He was sleeping late when it arrived He was still ____ when I came in.A.sleeping B.sleepy C.asleep D.sleep When I got home,my father was sleeping改为同义句When I got home,my father had-------- ----------- I was sleeping.对划线部分提问 划线：sleeping When I am sleeping怎么读快 When I was a child ,my mother often read _ (I) some stories before sleeping .填适当形式 I was sleeping when my mother came in分别改成特殊疑问句,一般疑问句及回答,否定句,对动词sleeping提问 I was still sleeping when the fire ,I was still sleeping when the fire ,and then it spread quickly.A.broke out B.put out C.came out D.got out 这句话对吗?I was on the point of sleeping when you rang.主要是想问sleeping那里对吗?一定要用I was on the point of going to bed when you rang. He was sleeping when there was a loud knock at the door.[对sleeping提问] i was sleeping late ___when _someone knocked on the door 为什么填when 而部填while 求详解 he was sleeping when it arrived改为一般疑问句 She was sleeping when the phone rang 的问句是什么?