---_____ the population of the world today? ---It’s 6.6 billion.A. Which is B. How much is C. What’s
— What were you doing yesterday afternoon? — We were singing ____.
Bill doesn’t do well in his English. So his father asked a teacher ____ him ____ it.
— ____ do you think of the story? — Just so-so.
— ____ is it for the dance lesson? — It’s 100 yuan.
— Hi, Susan, I didn’t see you at the party. — Oh, I ____ for an English test.