Edison’stheory________tobecorrect.
A. turnedout
B. wasturnedout
C. turnedon
D. turnedoff
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Softwaresalesinthenorthernpartofourcountryhave______by8%comparedwithlastyear.
A. faced
B. moved
C. increased
D. mounted
_______everyone'sgreatsurprise,theyhavebrokentheirpromises.
A. Of
B. In
C. To
D. For
________,thesemachinesshouldlastfortenyearsormore.
A. Inpart
B. Intheory
C. Inturn
D. Inplace
Whendealingwitha(n)_________task,Maryalwaysasksforhelpfrompeoplearoundher.
A. difficult
B. valuable
C. intimate
D. simple