Do you know why he stayed up so late last night?To prepare f

Do you know why he stayed up so late last night?To prepare f He stayed up late last night,_______(prepare) a long speech He stayed up very late last night , so he feels really (s ) wangcheng looked tired because he stayed up late last night He stayed up late last night,___ a speech for his boss.A.to Last night he stayed up late to work on his science project是 I stayed up late last night. 请教：He must have stayed up late last night,_____? A.didn't he 怎么造句 I / up / night / because / last/ late/ stayed/ (.) He stayed up last night to dream up a study plan. Why do you get up so late 翻译成中文 i stayed up late to do my homework.stayed