1.That's because you did not lock the door!That's because I believe in you!That's because it costs too much to buy.That's because You walked out of me!That's because you did not listen to me.2.I'm sur...第三题呢？对不起，看漏了题哦。 3. I was walking home after my work.We were playing poker cards when the accident happened, I was going to see you after lunch. They were arguing about the prices.