Microblogs experienced rapid growth in 2011 in China, with the number of microblog operators, users and visitors _____ several times.
A.to increase | B.increasing | C.increased | D.increase |
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Microblogs experienced rapid growth in 2011 in China, with the number of microblog operators, users and visitors _____ several times.
A.to increase | B.increasing | C.increased | D.increase |