20. He had a great desire to have a home of his own（ ）he had always lived with his parents. A. when B. for C. before D. where ...

23. However, at times this balance in nature is（ ）, resulting in a number of possibly unforeseen effects. A. troubled B. disturbed C. confused D. puzzled ...

18. （ ）to work, I met my old friend. A. By the way B. On the way C. Using the way D. In my way ...

10. His fame（ ）by that of his wife. A. be obscure B. obsured C. was obsured D. being ovsured ...

25. （ ）your foot in ice cold water to reduce the swelling. A. Put into B. Get C. Take D. Immerse ...

20. After the（ ）of 17 British passengers, Mr. Blair continued to express his concern over the safety of the other passengers still on board the hijacked airliner. A. relay B. release C. convey D. transfer ...

14. Exercising is（ ） as any to lose unwanted weight. A. as a good way B. so a good way C. as good a way D. too good a ...

9. Grain production in the world is（ ）but still millions go hungry. A. staggering B. shrinking C. soaring D. suspending ...

4. Most of his（ ）were never carried out for lack of money. A. schemes B. suggestion C. advices D. thoughts ...

11. No one wanted to tell （ ）the reason. A. him B. his C. he D. himself ...