The Attack had been the boundary,had I lost him

The Attack had been the boundary,had I lost him So sudden______that the enemy had no time to eacape.a did the attack b the attack didc was the attack d the attack was 1.So sudden ___that the enemy had no time to escape.A.did the attack B.was the attack 新概念英语第三册习题的问题第一课中1、What particular evidence persuaded the experts that a puma had been seen in the village?为什么要选A.The puma had not attack the woman.而不选B.The woman had described the animal she had se At last,the time came for us to attack,____ we had been waiting for a long time.[A] which [B] for which [C] when [D] at which 选哪个? So sudden___that the enemy had no time to escape.A.did the attackB.the attack did C.was the attacD.the attack was 英语翻译Bill was a very good pilot.He had been in the air force for several years,and had been very successful.Now he was sent to a small field in the middle of a forest,from which planes were able to attack the enemy very easily,for it was near So sudden______that the enemy had no time to escapeA.did the attack B,was the attack这里的答案是A,那么did 和was的区别在哪儿 英语翻译Mark Twain has been called the inventor of the American novel.And he surely deserves additional praise:the man who popularized the clever literary attack on racism.I say clever because anti-slavery fiction had been the important part of t 英语翻译His eight years in office,Mr Maliki said,had been spent combating a mounting wave of terrorism and subversion.He insisted that he had stuck to the law and avoided violence even when he had come under personal attack but now,he said,he did there has been growing___the security of the country since the 9.11 terrorist attack.横线用concern over可以么? 这个英语句子缺少谓语吗?Despite the devastation of what has been confirmed as an extraterrestrial attack,…… Had not the doctor arrive in time,he would have died of heart attack分析下句子结构, The police______Dan's bicycle.A.had been finding B.had been found C.had foundD.have been finding had been 关于关系代词的一些题目求答~把两个句子用关系代词（who/whom/whose/which/where）连接起来.1.Mr Smith had a heart attack.He was warded.2.The lift broke down yesterday.It has not been repaired yet.3.John bought an expensive wat 倒装So sudden (was the attack) that the ememy had no time.为什么不可以用 did the attack so提前不是要部分倒装吗?was 提前了不是完全倒装了? When the fire had at last been put out.为什么是had ...been.