变换句子
The children have already been told the good news.
①将原句变为否定句。
__The children haven’t been told the good news yet.__
②将原句变为一般疑问句。
__Have the children been told the good news yet？__
③对原句中的the children进行提问。
__Who has been told the good news yet？__
完成句子
④I’m sorry, but the letters __haven’t been typed__ yet.
很抱歉，但是这些信件还没有被打印出来。
⑤The plan __has been discussed__ for nearly two hours.
这项计划已被讨论了近两个小时了。
⑥She __hasn’t been mentioned__ since then.
从那时候起，她就没被提起。
