If (keep) ______ in humid condition, the milk can’t remain fresh for three days.

游客2024-06-29  2

问题 If (keep) ______ in humid condition, the milk can’t remain fresh for three days.

选项

答案 kept

解析 过去分词表示被动意义。
转载请注明原文地址:https://tihaiku.com/zcyy/3655298.html
最新回复(0)