42.C

问题详情：

42. C________(面临) with a severe economic downturn, China is trying to promote reform.

43. Just as a proverb goes, it takes two to make a q________. We can’t blame just one side.

44. As is well known, water is c________ of hydrogen and oxygen.

45. Porgy and Bess is an American opera r_______(关于) the ups and downs of Negro life in the early 1900s.

46. I feel greatly _______(荣幸)to be invited to attend the meeting.

47. In that school, English is a compulsory course while French and Russian are o_______.

48. Covering their noses with hands, the passersby sped by the dustbin, d_______ filling their heart.

49. We had great difficulty b________, for the air was thin at such high altitude.

50. Frankenstein regrets ________(牺牲) his health to create the monster.

51. The US d_______ war on Japan following the Pearl Harbor Attack.

【回答】

42. Confronted   43. quarrel        44. composed    45. regarding     46. honored 

47. optional  48. disgust        49. breathing      50. sacrificing     51. declared

知识点：其他

题型：单词拼写