In the front of the hall _______ a group of pupils, who were listening to the lecture attentively.

—Well, that was really a good meal. I _______ you were a really good cook.—Thank you.

Many parents prefer kindergartens to spend more time teaching math and Chinese to help their kids _______ an early lead in primary school performance.

--Hello, Kate. How is your weekend at home?--Awful! You know it is the first time I ____ alone at home, bored to death.

—What should you do if you have problems with your life? —          .