19. The new dictionaries are very useful. They _____ well and _____ already.

A. sell; have been sold out　　 B. sold; had sold out　

C. sell; sell out　　 D. are sold; have been sold out　 (A)

20--- Are all the titles of the articles　 _______ in the contents?

　 --- Yes, all ______.

　 A. listed; included　　 B. listing; includes　

　C. listed; including　　 D. being listed; being included (A)

18. The little boy is dirty from head to foot because he _______ in the mud all morning.

　A. has played　 B. is playing　 C. has been playing　　 D. was playing　 (C)

17. --- ______ of Guilin has your uncle covered since he came here?

--- About half of it, I guess.

A. How far　 B. How much　　 C. How wide　 D. How many　 (B)

16. With summer coming on, the weather gets hot ______.

A. day after day　　　　　 B. day and night　　

C. day in and day out　　 D. day by day (D)

15. --- Could you mail these letters for me please?

--- ________ letters? Your friends are going to be very happy to hear from you again.

A. What　　 B. Some　　 C. More　　 D. different　 (C)

14. As a result of the heavy snow, the highway has been closed up until further ______.

A. news　 B. information　　 C. notice　　 D. message　 (C)

13. This pair of trousers ______ for John.

A. is made　　 B. are made　　 C. makes　　 D. will make　 (A)

12. I don’t like this pair of gloves. Will you show me_____?

A. another　　 B. the others　　 C. some others　　 D. other ones (A)

11. Some trees are cut down each year and ______ are left to grow even taller.

A. the rest　　 B. rest of them　　 C. a rest　　 D. a rest of them　 (A)

10. She is always ready to help people in trouble because she thinks it　 _____.

A. pleasure　　 B. a fun　　 C. a pride　　 D. a pleasure　 (D)