【推荐1】The researchers have programmed those robots to teach math lessons and answer questions in different languages. (改为被动语态)
_________ to teach math lessons and answer questions in different languages.

【推荐2】他受到了来自祖国的英雄般的待遇，被任命负责发展中国的火箭事业和太空导弹项目。
He received a hero’s welcome from his homeland and was put ________not only developing China’s rocket science but also its space and ________.

【推荐3】Perhaps the best example is shown by UNESCO, ________________ (这个组织运作一个阻止……的项目，两个定语从句) world cultural heritage sites around the world from disappearing. (根据汉语提示完成句子)

【推荐1】What do you mean，there are only ten tickets? There ________be twelve.
你说的是什么意思？只有10张票吗？本来应该有12张票的。

【推荐1】When writing an article, we should read the topic carefully and ________ ________ ________(组织厘清我们的思路). (根据汉语提示完成句子)

【推荐3】That won’t be easy, I know, but we have to______(无论如何都要开始). （根据汉语提示完成句子）