The China International Search and Rescue Team has brought help and hope to people in disasters around the world since it ______18 years ago．（ ）
A．set upB．is set up
C．was set upD．will be set up
The China International Search and Rescue Team has brought help and hope to people in disasters around the world since it ______18 years ago．（ ）
A．set upB．is set up
C．was set upD．will be set up
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