They have more than 6 ________ books in the library.A. million B. millions C. millions of
-I am very worried about tomorrow's maths test. I am afraid I can't pass this time. -_______! I'm sure you'll make it.
The old man has something wrong with her eyes and has to have them_______.
30, 000 dollars_______ a lot of money, but it's_______ than we need.
-We have never been to America. What about Jeff? -_______. He hopes to visit it some day.
Look, the students are discussing_______.