Most companies’ marketing effort is focused on getting customers, with little attention _______ to keeping them.
#91062
A
paying
B
to pay
C
paid
D
having paid
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The boys and girls were happily making a snowman, _______ with cold.
#91230
A
their faces red
B
their faces were red
C
their faces turned red.
D
their faces to be red
Homework ________, I turned on the computer and tried to do some online shopping.
#90935
A
finishing
B
finished
C
to finish
D
finishes
With two children _____ middle school, the parents are working hard.
#91354
A
attended
B
being attended
C
having attended
D
attending
With so many people ______ in the mine(矿), none of the rescue workers would stop to have a rest.
#91482
A
being buried
B
to bury
C
buried
D
to be buried