摘要： Many people learn English because it widely in the world. A. is; used B. was; used C. is; using D. was; using
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Many people learn English because it ______ widely ______ in the world.
[ ]
A. is; used
B. was; used
C. is; using
D. was; using
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B. was; used
C. is; using
D. was; using