A. having added B. to add C. adding D. added

5. European football is played in 80 countries, ____ it the most popular sport in the world. (1998NMET)

　A. making B. makes C. made D. to make

6. When I got back home I saw a message pinned to the door ____"Sorry to miss you; will call later." (1999NMET)

　A. read B. reads C. to read D. reading

7. _____ such heavy pollution already, it may now be too late to clean up the river. (2001NMET)

　A. Having suffered B. Suffering C. To suffer D. Suffered

8. ____ his telephone number, she had some difficulty getting in touch with Bill. (1991上海)

　A. Not knowing B. Knowing not C. Not having known D. Having not known

9. She asked me to help her, ____ that she couldn't move the heavy suitcase alone. (1998上海)

　A. only to realize B. realizing C. having been realized D. realized

10. He sent me an e-mail, ____ to get further information. (2000上海)

　A. hoped B. hoping C. to hope D. hope

11. Though ____ money, his parents managed to send him to university. (2002上海)

　A. lacked B. lacking of C. lacking D. lacked

12. While building a tunnel through the mountain, _____. (2000上海春)

A. an underground lake was discovered B. there was an underground lake discovered

C. a lake was discovered underground D. the workers discovered an underground lake

13. More and more people are signing up for Yoga classes nowadays, ________ advantage of the health and relaxation benefits. (2005上海)

　A. taking B. taken C. having taken D. having been taken

14. from other continents for millions of years, Australia has many