Whenyou’reclimbingupahillorplayingsports,yourbackisallw...

问题详情：

When you’re climbing up a hill or playing sports,your back is all wet and so is your you are sweating.  36  When your body gets hotter than that,your brain doesn’t like wants your body to stay cool and the part of your brain that controls temperature sends a message to your body,telling it to sweat glands（腺）in your skin start making sweat.

  37  They are all called pores（毛孔） the sweat hits the air,the air makes it turn from a liquid to a the sweat leaves off your skin you cool down.

Sweat is great cooling system.  38  Then you need to put liquid back in your body by drinking plenty of water so you won’t get dehydrated（脱水的）.

Sweat isn’t just wet--it can be kind of stinky,too.  39  It’s the bacteria that live on your skin that mix with the sweat and give it a unpleasant when you reach adolescence,special hormones affect the glands in your armpits（腋窝）—these glands make sweat that can really ily,regular washing with soap and water can usually keep stinky sweat under control.

So don’t sorry about a little sweat - it’s totally normal and everybody times too much sweating can be a sign that there is something wrong in the body,but this is rare in kids.  40 

t by itself doesn’t smell at all.

seat leaves your skin through tiny holes.

people sweat,they lose water in their body.

body works best when its temperature is about 37℃.

you’re sweating a lot on a hot day or after playing hard you could be losing too much water through your skin.

vapor goes into the air and turns into drops of water when it comes across cold.

if you think you have a sweat problem,talk to your parent or your doctor about it.

【回答】

DBEAG

知识点：七选五题型

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