九 阅读短文，选择正确的选项。
I'm Liu Xin. My father is an office worker. My mother is a nurse. They are busy. My brother, my sister and I often do some chores at home. I often sweep the floor and water the flowers. My brother can clean the room. My sister can cook dinner and do the dishes (洗碗). We are all helpful (有帮助的). We love our family.
（）1. What is the job of Liu Xin's father?
A.
（）2. What can Liu Xin do?
B.
（）3. Who can cook dinner and do the dishes?
A. Liu Xin.
B. Liu Xin's sister.
C. Liu Xin's brother.
（）4. Are these children helpful?
A. Yes, they are.
B. No, they aren't.
C. We don't know.
（）5. How many people are there in Liu Xin's family?
A. Three.
B. Four.
C. Five.

1. A 2. B 3. B 4. A 5. C

【分析】解答本题需先通读短文把握内容，再针对每道题的问题，定位短文中对应的关键信息，逐一匹配选项得出答案：第1题找父亲的职业，第2题找Liu Xin的家务能力，第3题找会做饭洗碗的人，第4题判断孩子是否有帮助，第5题统计家庭成员数量。
【解析】1. 定位原文“My father is an office worker”，可知父亲的职业是办公室职员，对应选项A；2. 定位原文“I often sweep the floor and water the flowers”，可知Liu Xin会扫地和浇花，对应选项B；3. 定位原文“My sister can cook dinner and do the dishes”，可知会做饭和洗碗的是Liu Xin的姐姐，对应选项B；4. 定位原文“We are all helpful”，可知孩子们是有帮助的，对应选项A；5. 短文中提到的家庭成员有爸爸、妈妈、哥哥、姐姐和Liu Xin，共5人，对应选项C。
【答案】1.A 2.B 3.B 4.A 5.C
【知识点】英语阅读理解（细节理解）、人物信息提取
【点评】本题为英语阅读理解细节题，考查学生从短文中定位关键信息的能力，题目难度不大，认真阅读短文即可正确作答。
【难度系数】0.6