来自贾永峰的问题
【Birdsinwetlandaswillhavemorefoodtoeatifpeople___fromhuntingandfishingthere.ApreventedBwillpreventCarepreventedDwillbeprevented】
Birdsinwetlandaswillhavemorefoodtoeatifpeople___fromhuntingandfishingthere.
Aprevented
Bwillprevent
Careprevented
Dwillbeprevented

