在这个句子中what happened 作什么成分?例句是：Please give a full account of what happened yesterday.

在这个句子中what happened 作什么成分?例句是：Please give a full account of what happened yesterday. what happened这个句子对吗 为什么 Write a letter to your friend telling him what have happened 中的telling 在句子中什么成分? For that is what has happened.一段文章的开头,For 不是不能放在句首吗?怎么理解啊这个句子啊 he doesn't seem to know what happened last night这个句子是否正确?还应该是he didnt seem to know what happened last night?请说明原因 what happened what has happenedwhat happened what has happened 在语义上有什么区别吗 what has happened.这个句式有错吗 求助：这个句子应过去完成时还是一般过去时He talked as if he knew what _____ last night.选had happened 还是 happened要有分析 谢谢! what's your name?what在这个句子中作什么成分 be supposed to do sth 应该做.为啥子 suppos.这个单词要变成加d 还有 tell us what happened 这个句子中“发生”要用ed呀?、 还有背词组有啥规律吗? Can you tell me ______?A.what's the matter with him B.what the matter with him isC.what happened with him D.what with him happened 我只知道who后面接完整的句子这个怎么弄, cost与 price有什么区别?what if your grandmother happened to need assistance with some medical costs?为什么这里要用cost而不是price?在这个句子里medical costs作何解释？？ ·用“What happened to”组个句子 “ What happened next?算一个句子吗?为什么没有助动词? 英语解释句子:What happened to you?用英语回答 what causes these sandstorms?这个句子“cause”为什么要加“s”?what（-----）to your village in recent years?-lots of roads ,buildings,parks and so on（ ）填的是“have happened”还是“has happened ”为什么内? What happened和What had happened意思 区别?使用的区别,在什么情况下使用? what's the weather like?这个like在句子中表示什么意思啊?