2. 外语
  3. If you had to guess the organ that has undue influence on your emotions, your mood, even your choices, what would you guess? The

If you had to guess the organ that has undue influence on your emotions, your mood, even your choices, what would you guess? The

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问题    If you had to guess the organ that has undue influence on your emotions, your mood, even your choices, what would you guess? The brain? Sure, but what else? The heart—that【C1】______seat of the soul? Not quite. The stomach? You’re getting warmer. Would you believe it’s the large and small intestine(肠),【C2】______known as the gut? More specifically, it’s the trillions of bacteria—the microbiota(微生物群)—that live in your gut. Each of us【C3】______up to four and a half pounds of bacteria around in our guts at any given time.
   More than 100 trillion microbes live down there. That’s as many cells as make up the rest of your body.
   Now, this crowd is mostly good guys, and they do important work, to the extent that some scientists【C4】______classifying these collective microbiota as its own【C5】______. Aside from helping digest our food, they protect us from disease, neutralize some of the toxic by-products of the【C6】______process, and make it harder for bad bacteria to set up shop. In short, your gut does way more than just digest everything from Cheetos to Camembert.
   But it turns out gut bacteria may also【C7】______how we feel. Who knew the next【C8】______in mental well-being would lead right to the toilet? With that lovely【C9】______in mind, we know here are various ways our microbiota are【C10】______to our mental health.
A)advocate
B)affect
C)attached
D)carries
E)collectively
F)connected
G)digestive
H)frontier
I)gathers
J)image
K)irreplaceable
L)mythical
M)notoriously
N)organ
O)result
【C10】
选项
答案F
解析 空格位于助动词are和介词to之间，且空格所在的从句中谓语成分不完整，故应填入动词，且应使用过去分词形式，构成被动语态。本段中作者继续强调肠内微生物群与我们的情绪密切相关，考虑到其后的介词to，故空格处应填入F)connected“连接，联合”。
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