哪一项不是药学信息系统服务质量指标
A.可靠B.及时C.先进D.普及E.新颖
参考答案:D
He had little idea that it was getting so late, ________?[ ]
A. didn't he
B. wastn't it
C. did he
D. was it
有位学生已知道“先乘除,后加减”的运算法则,但在运算11+3x7=?时,还是把11与3加起来再乘以7,这是受()影响的表现。
A.定势
B.逆向迁移
C.正迁移
D.水平迁移