55 There have been many changes in _____history of _____ English language

下列词语中，没有错别字的一项是

Look! If we had begun to do the work yesterday morning, we _____ ourselves just like them．

__________ in the mountains for a week, the two students were finally saved by the local police.

Do you know when the robot show ________.—Sorry, I don’t. But when it _______, I’ll call you in a minute。