问题描述：
Something must be done immediately if these wild animals ----saved. A.will be B.were C are about...
Something must be done immediately if these wild animals ----saved.
A.will be B.were C are about to be D are to be
Something must be done immediately if these wild animals ----saved.
A.will be B.were C are about to be D are to be
问题解答：
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