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
A. mysql_fetch_array() B. mysql_fetch_rows() C. mysql_fetch_row() D. mysql_num_rows()
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