Generally speaking, the hard one works, _______.
B
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Theprofessorsaidhecouldtalkon_____interestedtheaudience.
Onhearingagreatnoise,Mikelookedforwardthroughthewindow_____whathappenedoutsidetheroom.
Theprofessorcouldhardlyfindsufficientgrounds_____hisargumentsinfavorofthenewtheory.
Everyonehopesthatwecandosomethingtomakethingsbetter,sowecan'thelp______underthestress.