The manager _______ the workers how to improve the program since 9 a.m

His father works in a company_______ name always appears in the local newspapers．

The prisoner had made up his mind to be a good man during the term of imprisonment and was finally released early because of good _______.

下列各项中的成语没有错别字的一项是（ ）

The weather turned out to be fine yesterday.I_______the trouble to carry my umbrella with me.