题目
A.used
B.uses
C.using
D.ues
第1题
第4题
A.A
B.B
C.C
D.D
第5题
A.Restartinsafemodeandthenrollbackthevideocarddriver.
B.Restartinsafemodeandthenrevertthecomputertoapreviousrestorepoint.
C.StartthecomputerfromtheWindows7installationmediA.SelectRepairyourcomputerandthenselectSystemRestor
E.
D.StartthecomputerfromtheWindows7installationmediA.SelectRepairyourcomputerandthenselectSystemImageRecovery.
第6题
A.needn't have done
B.shouldn't have done
C.must not have done
D.can not have done
第7题
You ______ all those calculations! We have a computer to do that sort of thing.
A) needn't have done B) must not have done
C) should not have done D) can not have done
第8题
A.application
B.software
C.driver
D.files
第9题
A.A
B.B
C.C
D.D
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