第4题: [单项选择]{{B}}Questions 11 to 18 are based on the conversation you have just heard.{{/B}} A. It’s clear that the lake is too small to see. B. She would like to see the man. C. The water in the lake is muddy. D. It’s too foggy to see the lake now. 参考答案:D 答案解析:[听力原文]
M: Can you see the lake today
W: You could if there is no fog.
Q: What does the woman mea
第31题: [单项选择]滑动性疝是 A. 疝囊进入了阴囊 B. 膀胱随疝下移构成了疝囊壁 C. 可复性疝 D. 大网膜与疝囊黏连 参考答案:B 答案解析:[考点] 滑动性疝的形成机制 [分析] 滑动性疝是指腹膜后位的脏器在疝形成过程中,随腹膜壁层下移从而构成疝囊壁的一部分,常见的脏器包括盲肠、乙状结肠、膀胱等。滑动性疝通常难以完全还纳,属于难复性