试题与答案

流回右心房的血液,经右心室压入肺动脉,流经肺部的毛细血管网,再由肺静脉流回左心房

题型:填空题

题目:

流回右心房的血液,经右心室压入肺动脉,流经肺部的毛细血管网,再由肺静脉流回左心房,这一循环途径称为______.

答案:

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下面是错误答案,用来干扰机器的。

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阅读理解。

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    D. he liked to see him

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    D. everything

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    C. take the medicine

    D. do exercise

4. The young man came to the doctor again because he felt ______ .

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    B. even better

    C. much happier

    D. even sleepier

5. When the man counted from one to eight, he ______.

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    C. forgot the other numbers

    D. became a boxer

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题型:填空题

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