When finish work on the oil separator, you should____ firstly.A.cut off the powerB.cut off

The pumps press oil into the cross－head bearing gap when the load on the shell is at its l

When will the maintenance work probably be finished？A．This morningB．This afternoonC．Tomorr

Be sure to finish the work on time, but please remember, that we want（)high speed（) q

Bob has already finished the Beihai project and is going to work on the Jinan project.（)

Progress so far very good and we are sure that the work will be finished on time. A. wa

________ he works hard I don’t mind when he finishes the experiment.A) As soon asB