• Reading12

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    • Reading12

    We are going to find snake in various environments. The snake is going to eat small animals and other snakes. Actually, snakes cannot hear.

    Did you know that snake venom （毒液） is a potential source of medicines, including anti-cancer( 抗癌 ) drugs and pain-killers?

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    • reading12we
    • snakes.
    • venom
    • snake
    • hear.
    • pain-killers
    • know
    • snakes
    • 跨越式
    • 毒液
    • potential
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