When trying to find a (an)__________ in our school, you should have at least one year's teaching experience.
The snowstorm ________ our difficulties.
Thomas wants to know ______Nina lives.
—Did you see Peter and Mike? — No, I saw ______of them.
When you don’t know a word, you can _________ in the dictionary.
— It's so cold today. — Yes, it's colder than it was yesterday.