阅读理解。 Jim gets up very early and he finds some changes (变化) in his house. He looks around carefully and he sees that: ◆ The big tree is on the right side of the house, but now it's on the left. ◆ There is a dog house in the corner of the yard, but now it's gone (消失的). ◆ The green clock in his bedroom changes into a yellow one. 'Mom! Mom! An alien (外星人) changes our house!' Jim runs to   his mom and says. Mom is cleaning the living room. She's not surprised (惊讶的) at all. 'Oh, it's your dad. He thinks our house is too boring and he wants to have some changes. What do you think of the changes? Do you like them?' 1. The big tree is __________ of the house now. A. on the left side B. on the right side C. in front D. at the back 2. The clock changes into a __________ one. A. green B. yellow C. red D. pink 3. How many changes are there in Jim's house? A. Three. B. Four. C. Five. D. We don't know. 4. Who changes Jim's house? A. An alien. B. Jim's mother. C. Jim's father. D. Jim himself. 5. What's Jim's mother doing at that time? A. She's cooking in the kitchen. B. She's watching TV in the living room. C. She's sleeping in the bedroom. D. She's cleaning the living room.