1. Temporary-employment agencies benefit not only from the increasing demand for clerical workers but also the higher profits made when highly paid professionals are placed， requests for whom have increased in the recent wave of corporate takeovers.

 （A） the higher profits made when highly paid professionals are placed， requests for whom

 （B） the higher profits that are made in the placement of highly paid professionals， requests for whom

 （C） from the requests for highly paid professionals， who make higher profits for the agencies when placed and whose requests

 （D） from highly paid professionals， whose placement makes higher profits for the agencies and whose requests

 （E） from the higher profits made in placing highly paid professionals， requests for whom

 2. In December of 1987 an automobile manufacturer pleaded no contest to criminal charges of odometer tampering and agreed to pay more than $16 million in civil damages for cars that were test-driven with their odometers disconnected.

 （A） cars that were test-driven with their odometers disconnected

 （B） cars that it had test-driven with their disconnected odometers

 （C） its cars having been test-driven with disconnected odometers

 （D） having test-driven cars with their odometers disconnected

 （E） having cars that were test-driven with disconnected odometers

 3. The bank acknowledged that they are and will continue to experience difficulties as it attempts to deal with the precipitous fall of the dollar against the yen and the dislocations reflected in the stock market decline.

 （A） they are and will continue to experience difficulties as it attempts

 （B） they are and will continue to experience difficulties as they attempt

 （C） it is and will continue to experience difficulties as it attempts

 （D） it is experiencing and will continue to experience difficulties as they make an attempt

 （E） its difficulties are likely to continue as it attempts

 4.In terms of physics， the characteristic feature of the roller coaster is that the cars' potential energy， gained through their being lifted by a chain drive through the Earth's gravity to the top of the first drop， has been converted to kinetic energy by the time the ride ends.

 （A） cars' potential energy， gained through their being lifted by a chain drive

 （B） cars' potential energy， a gain achieved as they are lifted by a chain drive

 （C） potential energy from the cars' being lifted by a chain drive

 （D） potential energy of the cars， gained as a chain drive lifts them

 （E） potential energy gained by the cars， being achieved while a chain drive lifts them

 5. According to some analysts， whatever its merits， the proposal to tax away all capital gains on short-term investments would， if enacted， have a disastrous effect on Wall Street trading and employment.

 （A） its merits， the proposal to tax

 （B） its merits may be， the proposal of taxing

 （C） its merits as a proposal， taxing

 （D） the proposal's merits， to tax

 （E） the proposal's merits are， taxing

 6 The key to control over the Eurasian steppes lay in the nomad's ability to use the horse both as a means of transport but also as an effective military tool.

 （A） but also as

 （B） or as

 （C） and as

 （D） or

 （E） and also

参考答案key： E D E D A C