【题目】It remains to be seen ______ this plan is practical enough to keep the project going.
A．whether B．how C．where D．when
在线课程【答案】A
【解析】此处it是形式主语，真正的主语是后面的主语从句。句意：这个计划是否足够可行以使这个项目继续下去有待于时间来验证。根据句意及语法结构可知，选A。
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It remains to be seen this plan is practical enough to keep the project going.A．whether B．how C．wher
编辑：chaxungu时间：2026-04-27 03:01:37分类：高中英语题库
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