第1题:
Had I known about this computer program, a huge amount of time and energy .
A.would have been saved
B.had been saved
C.will be saved
D.was saved
第2题:
John told us that by the end of the year they _____ together for thirty years.
A. would have been living
B. would have lived
C. would have been lived
D. will have been living
第3题:
A、have sold
B、have been sold
C、has sold
D、has been sold
第4题:
A has been caused
B had been caused
C will be caused
D will have been caused
第5题:
If only it ()so cold, perhaps I, too, ()more initiative.
A、had been,have shown
B、have been,would show
C、had’t been,cound't have shown
D、had't been,could have shown
第6题:
This is the first time the students ______ to Hyde Park.
A、have been
B、have been gone
C、have been going
D、are being gone
第7题:
The ship ______ on a low rock was broken in two by the waves.
A.That had been driven
B.Had been driven
C.Have been driven
D.Which to have been driven
第8题:
第9题:
While designing your database, you have created the EMPLOYEES table as an index/x7forganized table (IOT). You want to create a bitmap index on the JOB_ID column to make queries faster. Which task must have been completed so that you are able to create the bitmap index?()
第10题:
They()for hours.
第11题:
While designing your database, you have created the EMPLOYEEStable as an index-organized (IOT). You want to create a bitmap index on the JOD_IDcolumn to make queries faster. Which task must have been completed so that you are able to create the bitmap index?()
第12题:
Clamps have been used up.
Lashing wires have been used up.
Twist locks have been used up.
Turnbuckles have been used up.
第13题:
A. has been caused
B.have been caused
C.will be caused
D.will have been caused
第14题:
Perhaps the experiment _____ by this time tomorrow.
A、has been done
B、will have been bone
C、will do
D、would have done
第15题:
I have two leaves.()
第16题:
A had been; have seen
B have been; have seen
C had been; had seen
D have been; had seen
第17题:
A.must be
B.has been built
C.must have been
D.could have been
第18题:
His parents _______ the US for ten years.
A、have been
B、have gone to
C、have been to
D、have been in
第19题:
第20题:
第21题:
These radio and TV networks have()in the UK
第22题:
Since 1991,the goals set in the plan()
第23题:
should have done
must have been done
should have been done
might have done
第24题:
A primary key must have been created.
A mapping table must have been created.
An overflow tablespace must have been specified.
The PCTTHRESHOLD option must have been specified.