21To retain their freshness, these onions and tomatoes should be put into the refrigerator and stored__23 degrees Fahrenheit.( )
A.low
B.less
C.lower
D.below
开始考试练习点击查看答案22One of the greatest __of the social network system is that it offers you instant access to the databases of plenty of libraries and education institutions all over the world.( )
A.profits
B.flaws
C.favors
D.advantages
开始考试练习点击查看答案23According to the news report, our company’s brand value ranked 13th__120 multi national corporations around the world.( )
A.of
B.among
C.for
D.along
开始考试练习点击查看答案24All of your medical records will be kept__and will not be provided to anyrelated or unrelated third parties.( )
A.security
B.secure
C.secured
D.securely
开始考试练习点击查看答案25The mayor said that the city has severe traf fic congestion problems, so it will vigorously invest in trains, buses, and the aging sub way system __the next 10 years.( )
A.approximately
B.nearly
C.over
D.above
开始考试练习点击查看答案26The shutdown of the power plant was very__as the mechanical problems wererepaired more quickly than expected.( )
A.sure
B.ready
C.prompt
D.brief
开始考试练习点击查看答案27Due to the poor economy, most of the em ployees will put off taking a summer vacation until the domestic economy__( )
A.improve
B.had improved
C.will improve
D.has improved
开始考试练习点击查看答案28__the probationary period is comple ted, some of the interns will be employed full time, and the company will provide them with competitive salaries and extra benefits. ( )
A.While
B.Once
C.So that
D.Although
开始考试练习点击查看答案29巳K 日ectronics, one of the world's largest multinational companies, now has over45, 000 employees __represent over 80 nationalities.( )
A.whichever
B.who
C.and
D.whoever
开始考试练习点击查看答案30The central bank's monetary policy commit tee voted__to leave the standard in terest rate unchanged.( )
A.singly
B.unanimously
C.soon
D.exactly
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