第19题: [单项选择]_________of the cactus take in water. A. The leaves B. The stems C. The needles D. The roots 参考答案:D 答案解析:[解析]从文章第三、四句:The cactus’long roots lie near the surface of the ground.They can get water from desert
第32题: [单项选择]患者女,32岁,体检发现盆腔囊性肿物。月经固期正常,无痛经,3年前曾行右侧卵巢囊肿剥离术,术后偶有右下腹不适感,超声检査:右卵巢正常结构可见,其内侧可见5.2cmX4.3cm无回声,张力低,形态欠规则,边界不清楚,内透吉不清,可见分隔的肿物,子宫及左卵巢未见异常。可能的诊断为() A. 卵巢囊肿 B. 盆腔脓肿 C. 巧克力囊肿 D. 处女膜闭锁 E. 盆腔恶性积液 参考答案:E