最佳答案:He was doing his work when his mom was cooking
最佳答案:There was a time when mini skirt was in fashion.迷你裙曾经一度很流行
最佳答案:It was doing its housework.When it grow up,it is stronger.
最佳答案:it seems that the only time fathers merit attention is when they are criticized
最佳答案:I was making my homework when you were enjoying yourselves for the party.I was t
最佳答案:When is your birthday?My birthday is in March.
最佳答案:whenThe Queen's last visit was in May,when she opened the new hospital.女王上次来访是在五
最佳答案:There was a time when I was learning English well. 有段时间,我英语学的很好
最佳答案:I was about to do my homework when my mother come back
最佳答案:when can you finish your homework I will finish it in ten minutes .When did you
最佳答案:When is your birthday?When is your party?When is his birthday?When is his party?
最佳答案:When you have finished the work, you can get your pay.
最佳答案:I'd like to know when they'll let him out.我想知道他们什么时候放他.When did you last see Mar
最佳答案:when强调动作的瞬间性与不可持续性,例如:the UFO landed飞碟着陆,这是一瞬间的动作,我以前的老师说:又不是卡带了,它在那反复登陆是有神经病啊wh
最佳答案:When the sun rises, the sky is bright.
最佳答案:when do you get upwhen do you have lunchwhen dad come to pick you upwhen you got
最佳答案:When he was surfing on the not,he chatted with his friends.
最佳答案:状语从句.when I was looking up,I found the mountain was covered with white snow.定语从句
最佳答案:what's your name? My name is Lucy.What's this? This is a pen.Where are you? I'm