19．As far as I know, they spent _______ winter of 1999 in _______ UK.

　 　 A．the… the　　 　 B．/…/　　 　 C．the… /　 　 D． /… the

20 This is _________ best kind of _________ pen you can get here.

A. the, the　　　 B. the, a　 C. the, 不填　 D. a, the

18．-What about ____ book?

　　 -It’s too difficult ____ book for beginners.

　　 A．the; the 　　　 B．a; a 　　 C．a; the 　　　 D．the; a

17. _____ quality of patience goes a long way toward your goal of creating _____ more peaceful and loving self.

A. The; the　 B. A; a　 C. The; a　 D. A; the

16. Historically, _____ main material for making tables has been wood, but _____ metal and stone have also been used.

　 A. the; the　 B. the; /　 C. /; the　 D. /; /

15. At midnight they reached _____ small village _____ east of _____ Everwhite mountain.

A. a; /; the　 B. a; /; /　 C. the; the; the　 D. the; an; an

14. When it comes to bringing up children, some people say _____ discipline produces _____ happy, well-behaved child.

　 A. a; the　 B. /; a　 C. a; a　 D. /; the

13. ---- Is _____ manager and _____ engineer to attend the meeting this afternoon?

　 ---- I have no idea.

　 A. a; a　 B. the; /　 C. the; the　 D. a; the

12. All these changes will lead to _____ stronger and powerful China, _____ country that can surprise and enrich our planet.

　 A. a; a　 B. a; the　 C. the; a　 D. the; the

11. According to the recent reports, one of the animals, _____ crocodile, is in _____ danger of dying out.

　 A. the; the　 B. the; /　 C. /; /　 D. /; the

10. ---- What about _____ lecture?

　 ---- It’s too tiring, as is known, _____ lecture for me.

　 A. a; the　 B. the; the　 C. the; /　 D. the; a