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() 20. —What does the fresh juice contain?

— of the juice orange. It's very pure.

   A. Four-fifth;are   B. Four-fifths;are

   C. Four-fifth;is   D. Four-fifths;is

() 19. Our school is so famous that people come and visit it every term.

   A. hundred   B. hundreds

   C. hundred of   D. hundreds of

() 18. You can see if you go out at night.

   A. millions of stars   B. thousand of stars   

   C. hundreds stars   D. million of stars

() 17. Last year,I visited a chemical factory in Baise, and there were about workers in it.

   A. six thousands   B. six thousand

   C. six thousands of   D. six thousand of

() 16. More than children took part in ac- tivities last month.

   A. two thirds   B. thirds second

   C. second three   D. two third

() 15. —Jackie Chan has donated dollars to charity.

—He is an example to us all.

   A. thousand   B. thousands

   C. thousand of   D. thousands of

() 14. The meeting will last .

   A. two and a half months

   B. two and half a month

   C. two and the half months

   D. two and a half month

() 13. I arrived at the airport than Smith.

   A. late three hours   B. three hours later

   C. three hours late   D. later three hours

() 12. —If a = 4,b = 5,what's the answer to the question“a + 2ab + 1 = ?” ？

—.

   A. Forty-fifth

   B. Forty-five

   C. Twenty-three

   D. One hundred and twenty-one

() 11. Now,everybody,please turn to Page and look at the picture.

   A. Fifth;five   B. Five;fifth

   C. Fifth;fifth   D. Five;five