It was windy outside yesterday.We had to keep the windows __(clos_英语解答

It was windy outside yesterday.We had to keep the windows __(close) that day.
为什么不能填closing.

人气：375 ℃　时间：2019-08-19 11:46:46

解答

keep +宾语+宾补的结构.
宾语可以是名词或代词,宾补可以是形容词、介词短语、分词（含过去分词和现在分词）.你这里应该是closed而不是close.