While Midori was a girl,she could hum songs and difficult _______music.A.a piece ofB.pieceC.pieces ofD.the piece of主要是原因啊

While Midori was a girl,she could hum songs and difficult _______music.A.a piece ofB.pieceC.pieces ofD.the piece of主要是原因啊 While he was waiting for the bus, he was reading a newspaper.为什么用while引导 While David ____,I_____.A.writes;was sleeping B.was sleeping;writeC.was sleeping;was writing 用tour,start,stop,receive,become完成下列句子:1.How old was Deng Yaping when she playing ping-pong?2.Michael Jordan playing basketball when he was over 40 years old.3.Li Yundi a famous pianist in October 2000.4.When Midori was fourteen,she the 什么是midori 旅行者笔记本 there was a time 后面加when还是while while i was ate a meal the telephone is ranging. This was dropped in my lap a while ago. While it was buying a sounvenir,I called the police是什么意思?while是什么意思? A brilliant idea occurred to him,________ to his research in the lab.A.while devoting B.while devoting himselfC.while he was devoted D.while devoted While he was e() My sister was reading a book while she was listening to the radio能不能用when 代替 while what were you doing __your father__back?A.while ;came B.when ;came C.while ;was coming D.when ;was coming there was a loud noise outside________I was juat falling asleep.A while B when there was 什么 time 什么chinese used foreign oil A. a when B. a while C. / when D. / while ____ I was falling asleep,there was a loud knock on the door.(when/while) the bus that was d___by a young driver hit the tree while he was driving carelessly Zhao Fen was hit by a car while she was rushing to the