when was the last time you took a vacation什么意思?有谁知道的能不能翻译一下?

When was the last time you dusted the apartment? ti was snowing when he arrived at the station是什么从句 The ------was driving home when it rained last night. when was the last time you had sex?请翻译 When was the last time you were in a hospital? .I was sleeping last night when the UFO l_______. when i was young,i might not ride a bike.i learned ti ride at the age of 20.改病句ti 改为to “When was your last trip? There was a ( ) reaction from the public when the singer was sent to prison last week. when was the last time中when是引导词,还是表语? He was the last one ( ) house when the earthqHe was the last one ( ) house when the earthquake happenedA leave B.left C.to leave D.leaves when was your last appointment at the dentist's啥意思when was your last appointment at the dentist's when was your last appointment at the doctor's or the hospital 啥意思 He was the last one(leave)the house when the earthquake happened适当形式 He was the last one(leave)the house when the earthquake happened适当形式,为什么 when was the last time you did something for the first time中文翻译 英语翻译when was the last time?you did something for the first time? the,time,when,village,was,you,the,were,last,in（?）连词组句 when was your last appointmeng at the doctor’s or the hospital是什么意思?