Running a company is not _______ a matter of hiring people — they also need to be trained.

 — It's so cold today.    — Yes, it's       colder than it was yesterday.

Life is stressful, and complaining may be considered by many as an extension of being________normal.

---It is what parents say and do that really matters in children’s character training.---________.

_______the temperature，______ water turns into steam.