A. 肝尾状叶 B. 网膜囊 C. 肾上腺 D. 十二指肠水平部 E. 胆总管
A. 脾静脉 B. 肠系膜下静脉 C. 肠系膜上静脉 D. 中结肠静脉 E. 直肠下静脉
A. 肝左叶 B. 肝右叶 C. 左内叶 D. 方叶 E. 尾状叶
A. select Sname,Sage from Student where Sage<=20 B. select Sname,Sage from Student where not Sage<20 C. select Sname,Sage from Student where not Sage>20 D. select Sname,Sage from Student where Sage<20
A. mysql_connect() B. mysql_query() C. mysql_error() D. mysql_select_db
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