弱视分为________、________、_______、________、________。
参考答案:斜视性;屈光参差性;形觉剥夺性;屈光不正性;其它原因引起弱视
—What happened to him?
—He was _____ of stealing the ring at the party last night, and the police were looking into the matter.
A.suspected
B.informed
C.reminded
D.approved
有关系S(S#,SNAME,SEX),C(C#,CNA_ME),SC(S#,C#)。其中S#为学生号, SNAME为学生姓名,SEX为性别,C#为课程号,CNAME为课程名。要查询选修“计算机文化”课的全体男学生姓名的SQL语句是: SELECT SNAME FROM S,C,SC WHERE
A) S.S#=SC.S# AND SEX=‘男’AND CNAME=‘计算机文化’B) S.S#=SC.S# AND C.C#=SC.C# AND CNAME=‘计算机文化’C)SEX=‘女’AND CNAME=‘计算机文化’D) S.S#=SC.S# AND C.C#=SC.C# AND SEX=‘男’AND CNAME=‘计算机文化’