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Last weekend we go mountain climbing£®Even the heavy rain in the morning could not prevent us going£®Set off very early£¬we went along an extreme narrow road£¬all in high spirits£®On every side of the road was green fields and some farm houses£®We could hear the sound of the rain and our footsteps mixing with our laughter£®At noon we reached the top of the mountain£®That surprised us most there was the beauty of scenes£®After having short rest there and sharing with the food we had brought£¬we started going down£®It rained even harder£®We were wet to the skin£¬and we still sang and laughed happily£®
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½â´ð Last weekend we go mountain climbing£®Even the heavy rain in the morning could not prevent us going£®Set off very early£¬we went along an extreme narrow road£¬all in high spirits£®On every side of the road was green fields and some farm houses£®We could hear the sound of the rain and our footsteps mixing with our laughter£®At noon we reached the top of the mountain£®Thatsurprised us most there was the beauty of scenes£®After having¡Äshort rest there and sharing with the food we had brought£¬we started going down£®It rained even harder£®We were wet to the skin£¬andwe still sang and laughed happily£®
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A£® | had gone | B£® | has been going | C£® | is going | D£® | went |
A£® | going down£» to bring down | B£® | rising£» to be bringing down | ||
C£® | raising£» bring down | D£® | going up£» brought down |
Average Height and Weight Charts for Teens
Faster growth in kids usually can be noticed at age 8£®Genetic factors also affect the physical growth of a child£®So£¬it is perfectly normal for two kids of the same age to have different weights and heights£®The following figures should be used as guidelines only£®
For Boys | For Girls | |||
Age | Height | Weight | Height | Weight |
in years | in inches | in pounds | in inches | in pounds |
12-13 | 58-62 | 85-100 | 60-63 | 95-105 |
14-15 | 63-66 | 105-125 | 63-64 | 105-115 |
16-17 | 67-70 | 130-150 | 64 | 115-120 |
18-20 | 68-70 | 150-160 | 64 | 125-130 |
Fit men have 14%-17% body fat£®
Fit women have 21%-24% body fat£®
Male athletes have 6%-13% body fat£®
Female athletes have 14%-20% body fat£®
The ideal body fat percentage varies mainly according to age£¬sex and the physical activity of the in-dividual£®But it is a fact that some female athletes have body fat as low as 10% and some male athletes had lower than 4% body fat£®So£¬it can be observed that other than the above mentioned factors£¬genetic factors also influence the body-fat ratio£®
Body Mass Index £¨BMI£©
You may use the following formula to calculate your BMI£º
As per SI Units £¨¹ú¼Êµ¥Î»£©£ºBMI=mass £¨kg£©/[height £¨meters£©]2
Imperial £¨Ó¢ÖƵģ© Units 1£ºBMI=mass £¨Ib£®£© x703/[height £¨in£®£©]2
Imperial Units 2£ºBMI=mass £¨Ib£®£© x 4.88/[height £¨ft£©]2
Following conclusions can be derived from £¨µÃµ½£© calculating the BMI£º
BMI Calculated | Conclusion |
BMI 18.5¡«25 | Normal or ideal weight |
BMI£¾25 | Overweight |
BMI£¼18.5 | Underweight |
BMI£¼17.5 | Extremely underweight |
BMI=30 or BMI£¾30 | Obese£¨²¡Ì¬·ÊÅֵģ© |
BMI=40 or BMI£¾40 | Extremely obese |
A£®girls keep on growing taller during the teenage years
B£®girls grow faster at the end of teenager years than boys
C£®girls grow faster at the beginning of teenager years than boys
D£®boys'average weight is always heavier than girls'during the teenage years
26£®Which of the following statements about ideal body fat percentage is RIGHT£¿D
A£®Fit men have higher body fat percentage than fit women£®
B£®Male athletes have higher body fat percentage than fit men£®
C£®Female athletes have lower body fat percentage than male athletes£®
D£®Male athletes have much lower body fat percentage than female athletes£®
27£®After calculating the BMI£¬you can reach the conclusion whetherA£®
A£®your weight is normal
B£®your hormone level is normal
C£®your height is right for your age
D£®your body fat percentage is ideal
28£®If a boy is 1.5 meters in height and weighs 68 kilograms£¬then he isB£®
A£®normal B£®obese
C£®extremely obese D£®underweight£®