题目内容
The environmentalists said wild goats’______ on the vast grasslands was a good indication of the better environment.
A. escape B. absence C. attendance D. appearance
D
解析:
野山羊的出现预示着环境改善。
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题目内容
The environmentalists said wild goats’______ on the vast grasslands was a good indication of the better environment.
A. escape B. absence C. attendance D. appearance
D
野山羊的出现预示着环境改善。