While __________ in London,the young engineer picked up some English.A：staying B：stay C：stayed D：to stay

Teachers' Day in China is inSeptember while Thanksgiving Day in America is in __________. While __________ in London,the young engineer picked up some English.A：staying B：stay C：stayed D：to stay 1.While we __________ (wait) for the bus,a girl __________ (run) up to us.2.I __________ (telephone) a friend when Bob __________ (come) in.3.Jim __________ (jump) on the bus as it __________ (move) away.4.We __________ (test) the new machine when th 关于while11.My sister __________( sing ) while my brother _________( play ) games.12.The young man ___________( excite ) while ________( make ) a speech in the park.可以说明一下关于while前后动词怎么用吗? 过去进行时练习用动词的适当形式填空.1.While we __________ (wait) for the bus,a girl __________ (run) up to us.2.I __________ (telephone) a friend when Bob __________ (come) in.3.Jim __________ (jump) on the bus as it __________ (move) 过去进行时练习：用动词的适当形式填空1. While we __________ (wait) for the bus, a girl __________ (run) up to us.2. I __________ (telephone) a friend when Bob __________ (come) in.3. Jim __________ (jump) on the bus as it __________ 请用动词的适当形式填空.1.While we __________ (wait) for the bus,a girl __________ (run) up to us.2.I __________ (telephone) a friend when Bob __________ (come) in.3.Jim __________ (jump) on the bus as it __________ (move) away.4.We _______ People in the UK sayliftwhile people in the USA say __________A.hall B.elevalor C.recess D.soccer once in a while in a while是什么意思 in a little while 6.Coming to another country to study requires a big __________ and it takes a while to fit in.A.agreement B.administration C.admission D.adjustment her mother recorded her voice while she __________(speak) english see sb in a while Once In A While 歌词 in a while 等于什么 In A Little While 歌词 While my wife and my children were away for the long weekend,__________.A.I alone in the house B.I alone had a houseC.I had the entire house to myselfD.I got a house to myself