he did some work this morning 改成否定句 he ___do____eork this morning

Work作名词复数要不要加S如题 He did some hard work/works. he did some work this morning 改成否定句 he ___do____eork this morning did he enjoyed____in china?(work) He used to work fourteen hours a day a day.He did this___dayA.one B.some C.each D.a He did the work by himself.改为同义句 He did the work( ) ( ) ( ).he did the work ( )一个空呢？ Where did he work?的中文是什么 how________（成功）he did the work! He did the work without any__________(difficult) ( ---- He did some reading at home 过去式的问题 he has to stay at the office to do some extra work.变成过去式 为啥has要变had had是什么词性?后面to do some extra work为啥不把do变成did He was always drawing and did good work.did good work.在这边什么意思? 这句话有毛病吗?did he finish his work yet 英语翻译：he did all his work right at home he did the work by himself改为同义句 he,not go work on to did Monday组成句子 He always believed in good and did charity work. He Did the work day and night否定句是什么 what he said did not work on his