请问:如何将 " He was now sure the answer was wrong ."改为一般疑问句.

请问:如何将 He was now sure the answer was wrong .改为一般疑问句. was he happy now? He was now 是什么时态 --The plane is leaving right now,but Jim hasn't arrive yet.--Well he said he _____ here on time.A.came B.would come C was coming D can beB和C表示过去将来时如何何区别? just,to,he,sing,now,heard,song,was,this 如何造句急需!谢 He was heard_______just now.What happend? He was happy just now.什么 意思 he was there right now 急用! he said i was hard-working.was hard-working.请问这个要如何理解? He was once here,and now he is He ___ (say) he was a little tired now Last night he was s(),so he feel sleeply now Tom was very fat before.Now he is thin.He is___than he was. he was in the park just now用 now替换 just now 改写句子 What did he say just now?He aske you what was wrong with your computer.请问为什么用what was wrong with your computer,而不是陈述语序,what wrong with your computer was? 请问He was so ___ in swimming across the river.(succeed)如何做? 改为否定句He was at home just now Jack was a writer.Now he is not.(同义句)