Recently a survey _______ prices of the same goods in two different supermarkets has caused heated debate among citizens.
#95972
A
compared
B
comparing
C
compares
D
being compared
推荐题目
________ many times, he finally understood it.
#94974
A
Told
B
Telling
C
Having told
D
Been told
Do you know we have much difficulty ____ the work on time.. 
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A
on finishing
B
finishing
C
to finish
D
at finishing