问题
选择题
A proposal came up at the meeting _____the protection of giant pandas in Sichuan.
A．was concerned with
B．concerned about
C．concerning
D．to concern
答案
答案：C
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A proposal came up at the meeting _____the protection of giant pandas in Sichuan.
A．was concerned with
B．concerned about
C．concerning
D．to concern
答案：C