Reading Part 5 Read the passage about body mass index. Choose the best word for each space from a list of choices( A — L )given in the box following the passage. For each space 1-10 ,make one letter A — L on your answer sheet. Body Mass Index( 身体质量指数 ) Health care professionals use a measurement called body mass index(BMI)to figure out if a person is overweight. BMI is a calculation that uses your _____(1) and weight to (2)_____ how much body fat you have. After calculating your BMI, a doctor or nurse will (3)_____ the result on a BMI chart.The growth charts have lines for “percentiles.”Like (4)______, percentiles go from 0 to 100. When your BMI is on the chart, the doctor can see how you are (5)_____ with the same age and (6)_____ as you. (7)_____ on where your number plots on the chart, the doctor will decide if your BMI is in the (8)_____, healthy weight , overweight, or (9)_____range. Anyone whose weight falls between the 5 th percentile and the 85 th percentile is a healthy weight. If someone is at or (10)_____ the 85 th percentile line (but less than 95 th percentile), he is overweight. If over the 95 th percentile line on the chart, he is in the level of obesity.