41To ________ important dates in history, countries create special holidays.
A) commend B) memorize
C) propagate D) commemorate
42. His successful negotiations with the Americans helped him to ________ his position in the government.
A) contrive B) consolidate 
43 Please do not be ________ by his offensive remarks since he is merely trying to attract attention.
A) distracted B) disregarded
C) irritated D) intervened
44. Once you get to know your mistakes, you should ________ them as soon as possible.
A) rectify B) reclaim
C) refrain D) reckon
45. He wouldn’t answer the reporters’ questions, nor would he ________ for a photograph.
A) summon B) highlight
C) pose D) marshal
46. The club will ________ new members the first week in September.
A) enroll B) subscribe
C) absorb D) register
47. If you don’t ________ the children properly, Mr. Chiver, they’ll just run riot.
A) mobilize B) warrant
C) manipulate D) supervise
48. Already the class is ________ about who our new teacher will be.
A) foreseeing B) speculating
C) fabricating D) contemplating
49. We should ________ our energy and youth to the development of our country.
A) dedicate B) cater
C) ascribe D) cling 
50 Just because I’m ________ to him, my boss thinks he can order me around without showing me any respect.
A) redundant B) trivial
C) versatile D) subordinate

 D B  C  A C A DB A  D