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
【C6】
选项
答案G
解析 空格位于定冠词the和名词process之间，故应填入形容词作定语。从上文中的Aside from helping digest our food和下文中的more than just digest everything可知，作者此处主要谈及消化过程中微生物的作用，故空格处应填入G)digestive“消化的，助消化的”。
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