So far, several cases of a disease,        as bird flu, are reported to have been found in the country.
#96545
A
knowing
B
to be known
C
having known
D
known
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The plan to be carried out next month needs ______ among the members of the labor union before ______.
#93636
A
to discuss;carrying out  
B
to be discussed;carried out
C
discussing;being carried out   
D
discussed;to be carried out