“Where is Tom?”–“He hasn’t come to school today, I think he ______be ill.”

We find _____ important to use a foreign language well.

He hasfor three or four days.

Who won _____ prize for the “Most Beautiful Nature” photography? — _____ 18-year-old girl.

You seem familiar with Mr. John?-Of course, we_______ together for three years in the 1990s.