41While I know this seems like a simple（）I believe it will cut down on needless e-mail
A.solution
B.problem
C.question
D.resolution
开始考试练习点击查看答案42I will then send out a notice to the entire staff（）the new memo format.
A.regarded
B.regarding
C.regardless of
D.to regard
开始考试练习点击查看答案43Most lived on farms and in small towns and believed cities to be centers of（）crime
A.eruption :
B.corruption
C.interruption
D.provocation
开始考试练习点击查看答案44（）to urban living. This attitude prevailed even as the number of urban dwellers increased and cities became an essential feature of the national landscape.
A.superb
B.super
C.exceptional
D.superior
开始考试练习点击查看答案45Thousands（）the precarious life on the farm for more secure and better paying jobs in the city.
A.deserted
B.departed
C.abolished
D.abandoned
开始考试练习点击查看答案46I'm sending my（）for having to cancel our 10 ; 00 appointment for this morning.
A.thanks
B.congratulations
C.apologies
D.excuse
开始考试练习点击查看答案47I have asked Ms. Blanchard to（）our meeting on Friday at 11 : 00
A.m.A.postpone
B.put off
C.arrange
D.reschedule
开始考试练习点击查看答案48that（）in your presentation on the new system,
A.were covered
B.will be covered
C.are covering
D.to cover
开始考试练习点击查看答案49the recent smoking ban has had a（） impact on our business.
A.slight
B.profound
C.critical
D.soft
开始考试练习点击查看答案50Due to the loss in business we regret（）you that we are laying off all of our hosts and hostesses for the winter and spring.
A.informing
B.to be informed
C.to inform
D.being informed
开始考试练习点击查看答案