(   ) 23. Next month we'll have two      holiday.

A. week    B. weeks' C. week's D. weeks

(   ) 22. I was very excited when I saw so many      on the farm.

A. sheep    B. chicken C. duck    D. horse

(   ) 21. ―How well she sings！

      ―Yes，she has a very sweet___________ 

A. sound    B. mouth C. voice    D. noise

(   ) 20. ―What happened to you this morning?

       ―The teacher asked me for my      when I was late again.

A. meaning    B. idea C. excuse    D. answer

(   ) 19. ―Is this bridge made of      ？

       ―Yes,it was made of 23,000 huge      

A. stone, stone B. stones, stones

C. stones, stone D. stone, stones

(   ) 18. Mr. Brown owns a      factory and lives well.

A. shoe    B. shoes        C.shoe's D. shoes'

(   ) 17. Father went to his doctor for      about his heart trouble.

A. an advice    B. advice C. advices    D. the advices

(   ) 16. ________ turn green in spring.

A. Leaf    B. Leafs C. Leave    D. Leaves

(   ) 15. March 8th is      Day.

A. Woman    B. Women C. Women's D. Woman's

(   ) 14. A computer can store      

A. a lot of informations    B,a large amount of information

C. little information    D. few information