题目内容

连有肺泡的有

A. 细支气管
B. 呼吸性细支气管
C. 肺泡管
D. 肺泡囊

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气-血屏障有

A. 肺泡腔表面液体层
B. Ⅰ型肺泡上皮与基膜
C. Ⅱ型肺泡上皮与基膜
D. 薄层结缔组织
E. 一层连续的毛细血管内皮与基膜

受双重血液供应的器官有

A. 肝
B. 脾
C. 垂体
D. 肺

肺泡隔有

A. 胶原纤维
B. 弹性纤维
C. 毛细血管
D. 尘细胞

[音频]

A. She should talk about the promotion with her boss.
B. She should keep shut until a better job is available.
C. She should quit her job to get a better one.
D. She should urge her boss to keep the promise.

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