举报
点烟只抽mm
It happened that father had sent us upstairs because he thought he would be able to lock the door-which was twenty feet away-before the animal reached it 这就是正确的句子 刚好你亲己经把我们送到楼上了,因父亲认为他能在那个动物到达前关掉这个门(这个门离他20英尺远)两个横线是破折号,插入which was twenty feet away来说明door去掉这个插入语句不影响原句结构