阅读理解。 My name is Emma Hall. I am 10 years old. I am in Class One, Grade Five. My parents are Chinese teachers.   I don ' t  have  brothers  or sisters.  But I have a cousin.  Her name is Mary Hall.  She is my uncle ' s daughter.  She has a great school things collection.  She has 20 pencils,  18 rulers,  15 erasers , 25 pens,  16  pencil  sharpeners.  Look!  Her  pencils  are  in  the  pencil  case. Her erasers and pencil sharpeners are in the drawer. Her pens and rulers are on the desk. 1. Emma's __________are Chinese teachers. A. parent B. father and mother C. sister D. cousin 2. Emma has no__________ . A. sisters B. parents C. uncles D. pens 3. Mary has 20 __________. A. rulers B. pens C. pencils D. erasers 4. Mary's erasers are __________. A. on the desk B. in the drawer C. in the pencil case D. in the backpack 5. Mary is __________. A. Emma's sister B. in Class One, Grade Five C. Emma's cousin D. Emma's brother