Excellent exercises! My homework is here:

来源: FuRongLi 于 2021-01-09 17:23:33 [] [博客] [旧帖] [给我悄悄话] 本文已被阅读： 次 (701 bytes)
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The breast cancer happens on the left chest more than the right chest.

The left chest is 5-10% more likely to suffer breast cancer than the right chest. The left side of human body is also 10% more prone to melanoma, a kind of skin cancer. Nobody knows exactly why so.

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• You’re ending this thread on a high note! -just_4_fun- ♀ 给 just_4_fun 发送悄悄话 just_4_fun 的博客首页 (23 bytes) () 01/10/2021 postreply 00:13:36

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