问题
选择题
What ______ you do if you ______ a teacher? [ ]
A. would, are
B. can, were
C. will, are
D. would, were
答案
答案:D
What ______ you do if you ______ a teacher? [ ]
A. would, are
B. can, were
C. will, are
D. would, were
答案:D
在举重比赛中,有甲、乙、丙三名裁判,其中甲为主裁判,乙、丙为副裁判,当主裁判和一名以上(包括一名)副裁判认为运动员上举合格后,发出合格信号(合格用“1”表示;不合格用“0”表示),运动员成绩才有效(有效用“1”表示;无效用“0”表示).试填写真值表中空缺的输入或输出值.
(输入) | (输出) | ||
甲(主裁判) | 乙(裁判) | 丙(裁判) | 运动员成绩 |
0 | 0 | 0 | 0 |
______ | 1 | 1 | 0 |
1 | 1 | 1 | ______ |
0 | 1 | 0 | ______ |
1 | 0 | ______ | 1 |