41. My grandfather often told me what he had ____ during the Culture Revolutionary.
A. gone against      B. gone into      
C. gone through     D. gone over
42. The company ____ three factories and a coal mine. Which of the foll6wing answer can not be filled in the blank?
A. runs       B. operates      C. manages       D. organizes
43. You can't ____ English poetry unless you understand the rhythm.
A. like       B. take       C. appreciate      D. study
44.I don't remember how many strangers my mother____food with during the Depression days.
A. offered       B. provided      C. shared      D.gave
45 I called the airline to ______ my flight reservation a week before I left for Canada.
A. expand B. attach C. confirm D. strengthen
46. In order to write a report on stars, we decided to ______ the stars in the sky every night.
A. design B. seize C. quote D. observe