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【单选题】
下列关于大肠功能的叙述,错误的是A.
贮存食物残渣,形成粪便
B.
大肠液中的消化酶对消化起重要作用
C.
大肠液有保护粘膜、润滑粪便的作用
D.
大肠能吸收水分
E.
大肠内细菌种类多,数量大
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反馈参考答案：
举一反三
【简答题】I was born and raised in Hong Kong．For the past six years, I've been living in the United States．I work as a salesgirl in a large department store．Right now I'm going through a difficult period of my ...
【单选题】对哲学基本问题第一方面的不同回答是( )
A.
划分唯物主义和唯心主义的标准
B.
划分一元论和二元论的标准
C.
划分辩证法和形而上学的标准
D.
划分可知论和不可知论的标准
【单选题】Read the following paragraph, and decide what this paragraph is mainly about.For the first six years, I was raised by my grandmother in rural Mississippi. At age 7, I moved to Milwaukee to live with m...
A.
the opening
B.
the author's self experiences
C.
the author's reflection
D.
/
【简答题】Spot Dictation (5 points, 0.5 point each) Directions: Listen to the passage and fill in the blanks with the exact words you hear. My great-great-grandparents were the first in my family to arrive in t...
【单选题】Why does the writer mention food and drinks in Paragraph 2?
A.
To show the problem of litter and waste.
B.
To show the problem of overproduction.
C.
To show how they are consumed.
D.
To show how they are wrapped.
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