英文選詞填空（有關(guān)眼睛）
Human Body
Work Bank
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You can check out different parts of your own eye by looking in the mirror,____________ ask a friend if ____________ can look at her eye.A few parts of the eye are easy to see,so ____________ friend will probably agree to let you have a look.You might have a hard ____________ getting her to say OK if you wanted to look at her liver!The eye sits in a little hollow area (the eye socket) in the skull,and it's ____________ by the eyelid.The eyelid opens and shuts several times a minute without you ever thinking about it - ____________ ____________ involuntary action that's better known ____________ blinking!____________ you blink,the eyelid helps to keep the eye clean.The eyelid also has great reflexes that protect the eye in different situations.When ____________ step into bright light,the eyelids involuntarily squeeze together tightly ____________ protect the eyes.And if you try fluttering your fingers close to your friend's eye (but not too close!),____________ be sure to ____________ her ____________ quickly.Her eyelids are shutting in response to movement that's too close to ____________ eye - it's a reflex that ____________ the eye from danger.____________ speaking of fluttering,don't ____________ ____________ They work with the eyelid to keep ____________ and other ____________ ____________ of the eye that doesn't belong ____________