48. It makes no ____ whether you go today or tomorrow.

　A. means 　B. suggestion 　C. difference 　D. idea

47. He has such a poorly-paid job that twenty dollars a week was the ____ of

his income.

　A. all 　B. whole 　C. totals 　D. entire

46. Father often turns to the doctor for ____ about his heart trouble.

　A. help 　B. advice 　C. money 　D. support

45. I had hoped that Henry would answer my question, but he remained

　____.

　A. quiet 　B. still 　C. ready 　D. silent

44. The ____ of oil under the land made the people richer.

　A. founding 　B. invention 　C. discovery 　D. existence

43. He was so tired that as soon as he lay down he fell ____ asleep.

　A. fast 　B. very 　C. much 　D. deep

42. Do you know how many basic ____ of blood there are in all?

　A. kinds 　B. sorts 　C. types 　D. forms

41. From the same fact we drew different ____.

　A. ideas 　B. theories 　C. results 　D. conclusions

40. Lying in bed, he was ____ awake with his eyes fixed on the ceiling.

　A. wide 　B. open 　C. deep 　D. clearly

39. The enemy soldiers were beaten. They had no ____ but to give in.

　A. possibility 　B. way 　C. selection 　D. choice