24.As I ___ this all-emcompassing beauty, I thought of Emerson’s comments about the stars. A. marveled B. marveled at C. was marveled D. was marveling ...

18.He asked as I was sitting in the backyard ___ the autumn twilight. A. enjoy B. enjoying C. enjoyed D. being enjoyed ...

12.No bike would have had a prayer of passing a modern inspection. It’s ___. A. just as well B. as well C. just ok D. just well ...

6.It was very important to have enough spokes so that the wheel remained more or less ___. A. round B. around C. circle D. circling ...

25.I have no willpower to force myself to sit down for hours ___. A. in end B. at end C. end on D. on end ...

19.He can't put the clock back, so he ___ to the fact. A. went back B. retreated C. resigned D. restored ...

13.The ___ of oxygen in the air rises, and at last the air becomes breathable. A. number B. deal C. amount D. mount ...

7.There are many stories and films about "Men from Mars" ___ Earth. A. attack B. attacking C. attacks D. having attacked ...

1.The suggested programme would have five___. A. partions B. sections C. stages D. periods ...

20.In the United States, her album sales ___ those of Madonna and Michael Jackson. A. compete B. compete with C. rival with D. rival ...