下面这段一般疑问句的作用是什么?Had he called anyone at Mackay Envelope Corporation to find out more about us?No.Had he called our suppliers?Our customers?No.Had he checked with his university to see if there were any graduates working

下面这段一般疑问句的作用是什么?Had he called anyone at Mackay Envelope Corporation to find out more about us?No.Had he called our suppliers?Our customers?No.Had he checked with his university to see if there were any graduates working i had a happy weekend的一般疑问句是什么 晕啊,一般疑问句与特殊疑问句的区别.He had some bread 改成一般疑问句是什么呢?晕,真的混淆了. the train had left when i got there 的一般疑问句是什么 They sat down under a big tree and had a chat 的一般疑问句是什么 The train had left when I got there 的一般疑问句是什么 汉语的一般疑问句是什么? had better的反义疑问句是什么 英语复数单数一般疑问句用下面的词每个造3句子复数单数一般疑问句这形式fatherparentsbrothersgrandmothergrandfather We had four classes this morning的一般疑问句 暮色苍茫,天上出现了很多星星,悬崖下面的大地越来越暗.这段句子是什么描写?有什么作用? 阅读 首尾两段在文中的一般的作用是什么 将：下面这几个句子变成一般疑问句!It ran but it didn't flyIt had a lot of teethIt lived near lakesThis dinosaur ate fish 汉语的一般疑问句是什么?请举例 一般疑问句的共同特征是什么?(英语) 一般疑问句是什么单词开头的 一般疑问句的定义是什么速速 That sounds boring 的一般疑问句是什么?