请听下面一段材料，回答第1至3题。 1. What did the speaker think had happened when she woke up? [     ] A. Her house was on fire. B. Some guests had arrived. C. Her house was broken into. 2. Why was the speaker afraid to go into the living room? [     ] A. It was too dark there. B. There might be thieves. C. The policemen were there. 3. What did the police find out? [     ] A. The speaker forgot to turn off the TV set. B. Two men were trying to steal the TV set. C. Someone had opened the door with a special key.