An audience’s humorous words made us     , so the lecturer couldn’t make himself     .
#70953
A
laugh; hearing
B
laugh; heard
C
laughing; hear
D
laughed; to be heard
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—What does 'GMT' ______?—Greenwich Mean Time., I think.
#82715
A
call for
B
stand for
C
take the place of
D
symbolize
singer                 
#70548
A
single
B
language
C
stronger
D
bringing