【单选题】It never occurred to humans until the mid-l990s some animals can be cloned.
【简答题】/ ˌkrɒs'kʌltʃ ( ə ) rəl / a.
【简答题】What do we learn from this conversation? [A] The man thought the essay was easy. [B] The woman had a hard time writing the essay. [C] The woman thought the essay was easy. [D] Neither of them has fini...
【判断题】生活即教育就是要求教育与实际生活联系。()
【单选题】关于抗疟药,下列哪项叙述是正确的:( )
【单选题】患者男性,36岁,反复右上腹痛、寒战、黄疸5年,此次发病后黄疸持续不退。体检示:体温39.5°C,脉搏122次/分钟,血压125/85mmHg。右上腹压痛,肌紧张。实验室检查:WBC15.5×109/L,中性粒细胞0.85。血清总胆红素132mmol/L,谷丙转氨酶175U/L。B超提示肝外胆管扩张,内有强光团伴声影。导致该患者腹痛的原因是