when he ___the door,he found his keys were nowhere.1 would open 2 was to open选择哪一个,及分别说出分别为什么对与错
问题描述：
when he ___the door,he found his keys were nowhere.1 would open 2 was to open
选择哪一个,及分别说出分别为什么对与错
答
2
翻译：
2 was to open the door --------正要开门时
would open--------将来的任何时间去开门