What were you doing when I ＿＿ you?A.am telephone B.telephone

What were you doing when I ＿＿ you?A.am telephone B.telephone The door bell ＿＿when I was leaving.A.am telephone B.telephon what happened while you were _the telephone? a.What were you doing when it rained.b.What were you doing w What were you doing when I phoned you yesterday evening? what are you doing?a.I am doing morning exercises.b.I am goi What were you doing yesterday afternoon when I was watching I have a difficult time k___ what you were doing when I call 英语翻译when you make a telephone call to an office ,a bank of i 1.What were you doing when the UFO a_________?I was in the b A:When was the telephone invented,do you know? 选取：1 Do you know when the telephone----?A was invented B inv