【单选题】(2)结构中没有含氮杂环的镇痛药是( )
【单选题】1951年底,贵州成立的第一个初级农业生产互助组是:( )
【单选题】马兜铃酸肾病的临床表现不包括()。
C.
约30%-40%的马兜铃酸肾病患者可伴有尿路移行性上皮细胞癌
【单选题】肾癌的病理及临床表现中,下列哪一项是错误的
A.
是最多见的肾脏恶性肿瘤,多发生在40岁以上,男多于女
C.
肿瘤呈实质性不规则肿块,内常有出血和坏死,可发生囊性变
【简答题】“ab≠0”是“a≠0”的______条件.
【单选题】患者男, 26岁,腹部阵发性绞痛3小时,呕吐,呕吐物有胆汁味。腹部听诊:肠鸣音12次/分,伴金属音,该患者最可能的诊断是
【单选题】听力原文:W: Tom looks awfully nervous, doesn't he? M: Yes. I'm afraid he is not used to making speeches. Q: What do the two speakers think of Tom? (7)
A.
He gets nervous easily.
B.
He is an inexperienced speaker.
C.
He is an awful speaker.
D.
He hasn't prepared his speech well.
【单选题】听力原文:W: Tom looks awfully nervous, doesn't he? M: Yes. I'm afraid he is not used to making speeches. What do they think of Tom?
A.
He gets nervous very easily.
B.
He is an inexperienced speaker.
C.
He is an awful speaker.
D.
He hasn't prepared his speech well.
【单选题】There is a clock on the wall. It’s ___ the blackboard.