A． centrifuge arranged to separate two liquids is known as

A．an oily water separator

B．a purifier

C．a centrifugal compressor

D．a clarifier

[单选题]A． drama is arranged mainly in accordance with_______.［A］ the will of the dramatist［B］ the sequence of events［C］ the law of dramatic art［D］ the need of performance

[单选题]The fine filters will be arranged （） one can be cleaned while the other is operating.A . in order toB . because ofC . so thatD . so as to

[单选题]Vessels having main engines arranged for air starting are to be provided with at least__.A．one automatic drain serving both containersB．two air starting containers of approximately equal sizeC．one control air container and one starting air containerD

[试题].WehavearrangedtogotothecinemaonFriday,butwecanbe_______andgoanotherday.A．)reliableB)probableC)feasibleD)flexible

[单选题]The girl arranged to have piano lessons at the training centre with her sister ________ she would stay for an hour.A．whereB．whoC．whichD．what

[单选题]H．enry: Well, I arranged with Bob and Chris to meet me here for a drink, but __________Tom: They are probably held up by the traffic.A． I wonder what it is.B． they came late.C． neither of them has turned up.D． you can never tell.

[单选题]Nowadays people sometimes separate their waste to make it easier for it .A． reusing B. reused C. reuses D. to be reused

[单选题]Nowadays people sometimes separate their waste to make it easier for it ( ) .A． reusing B. reused C. reuses D. to be reused

[名词解释] 嘹亮liáo liàng

[单选题]E．ach program module is compiled separately and the resulting(73) files are linked ether to make an executable application.A．objectB．sourceC．assemblerD．library