He was busy writting a story ,only stopping once in a while to smoke a cigarettestopping为什么不用to stop

He was busy writting a story ,only stopping once in a while to smoke a cigarettestopping为什么不用to stop he was busy的复数 he was busy的复数形式(速度) He was busy yesterday一般疑问句 He was busy yesterday.改为一般疑问句 He was busy working throughout the night.He was busy working __________ ________ _________. [高手进~]英语.伴随情况状语高手速度看过题后,麻烦给讲下作题思路（要详细呦~）!~先谢啦,呵呵呵~ He was busy writting a story, only ___ once in a while to smoke a cigarette.A.to stopB.stoppingC.to have stopD.having He started his own ____when he was only eighteen.(busy) he was so busy that he forgot washing his chothes he was very busy in the factory .he was very hungry when he got home. He was always busy with his work.的翻译 He was too busy _ his friend HE was verybusy _his friendAin acceptingBwith Cto receive Dreceiving Has your son finished his composition?I dont know .He --------it this morning.A.wrote B.has written C.had written D.was writting it was very late,but he was still busy doing his homework的同义句是什么( )it was very late ,he was still busy doing his homework. he was very busy yesterday ,otherwise he _________to he meeting为什么选择would have come He was very busy.He couldn't go to the concert.(合并一句话)He was ________ busy __________ go to the concert. He is busy_______(忙做作业)He was busy _____(perpare）for his journey. he was so busy that he couldn't goto the concert.改为同义句 怎么改?