21The administration of the Vernon MedicalCenter is considering adjusting the （）itcharges for laboratory tests and outpatient treatments.
A.amounts
B.duties
C.taxes
D.damages
开始考试练习点击查看答案22Louise Simms wants workshop participants to be seated in the art room（）she begins her lecture so as to avoid any interruptions.
A.before
B.there
C.prior
D.for
开始考试练习点击查看答案23Building administrators must carry out（）maintenance checks on electricalwiring to reduce the risk of fire.
A.contrary
B.routine
C.absent
D.former
开始考试练习点击查看答案24To indicate that Mr. Drake had beenrefunded for the broken items, the invoice was（）by the accountant.
A.modifies
B.modified
C.modifying
D.modificatory
开始考试练习点击查看答案25The increasing demand for Rubber Barter’s merchandise enabled thecompany to grow faster than （）projected.
A.finally
B.seriously
C.previously
D.correctly
开始考试练习点击查看答案26Gastown Corporation will give discountsOn（）automobile parts at the tradeshow this week.
A.much
B.little
C.all
D.every
开始考试练习点击查看答案27To ensure that its customers’ complaintsare processed （），Haula Shippingupgraded its Web site to include an online feedback form.
A.directly
B.directed
C.directing
D.direct
开始考试练习点击查看答案28It takes only five minutes for vehicles to pass （）the tunnel leading to the country's largest province.
A.along
B.upon
C.into
D.through
开始考试练习点击查看答案29For exceptionally difficult cases, Mr. Hallismakes it a habit to （）his associates tomake certain he takes the correct approach.
A.appeal
B.consult
C.support
D.assure
开始考试练习点击查看答案30A tour of showroom houses（）atSunrise Court, the newest residential property in the state.
A.is holding
B.held
C.is being held
D.holds
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