we should't have come in if our teacher _____（not ask) us to._英语解答

we should't have come in if our teacher _____（not ask) us to.

人气：320 ℃　时间：2019-11-11 13:43:17

解答

hadn't asked
虚拟语气.很过去事实相反用过去完成式
要是我老是没要求我们这样我们不会进来的
g