Great changes in my hometown and a lot of factories .
A. have been taken place; are being set up
B. have taken place ; have been set up
C. are taken place ; had been set up
D. had taken place; will be set up
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A. have been taken place; are being set up
(答案→)B. have taken place ; have been set up
C. are taken place ; had been set up
D. had taken place; will be set up
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