拜托赶快解释几道简单的英语填空题

题目

拜托赶快解释几道简单的英语填空题
1.Suppose you are in (the) position of an architect.What would you do when (a) worker breaks the rule in your company
2.The fantastic driver was at (a) loss when (不填) word came that he was forbidden to drive for speeding on the highway.
3.Alfred didn't have (the) common sense to send for (a) doctor in time of danger.
4.Acordding to recent reports,one of the rare animals,(the) crocodile,is in (不填) danger of dying out.
5.A bus went out of (不填)control on a highway (不填)south of the city.
请解释得有理由.精准.
不好意思啊,这些我是在看过冠词用法后错的,

答案

at (a) loss 迷路,固定的词组
(不填) word came that 有消息传来说
out of (不填)control on 脱离控制,如果要在control前加冠词的话那么on后面就一定要加其他成分