They were playing by the door a short time ago.(改为否定形式的疑问句）如题.

playing,were,they,childern,by,when,volleyball,passed,watching,their,I连词成句 Were they all playing games?如何回答 They were playing by the door a short time ago.(改为否定形式的疑问句）如题. They s___ they were playing football against Class Three. 英语翻译Biff and Chip were playing with wilfand wilma.They were playing in the sandpit.magic They were ___________(welcome) by the history. they were playing volleyball on the beach yesterday.为什么过去式用“playing”ing形式? The computers made by our company sell best ,but several years ago no one could have imagined the role in the markets that they __.A were playing B were to play C had played D played The computers made by our company sell best,but several years ago no one couldhave imagined the role in the markets that they ( ).A.were playing B.were to play C.had played D.played 怎么区别 playing by They（ were playing football ）at that time.(对括号部分提问） ( ) were they ( ) at that time? They were surprised to see that they were b_____ by the river again. yingyudanxuan When I came in,they games in the room..A.were playing B.are playing C.played D.plaWhen I came in,they games in the room..A.were playing B.are playing C.played D.plays 英语翻译:later they were replaced by toys children really wanted they were i______ by a knock at the door They were made(laugh)by the lovely girl适当形式 英语翻译practical value by the time they were finished. they were saved by the clever cat被动变主动