The old black woman used to tell stories under the tall tree, her grandchildren ______ around and ______attentively.
#96750
A
seating; listening
B
seated; listened
C
seating; listened
D
seated; listening
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______that blood diseases are going to continue, we’ll have to______ them. 
#93223
A
Assumed; doing research at
B
Assuming; do research on
C
Assuming; do research for
D
Being assumed; do research on