题目内容

Once customers come to rely ______ these systems, they almost never take their business elsewhere.

A. of
B. on

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We all have been ___impressed by Fran’s understanding of the Internet of Things.

A. deeply
B. deep

The Health Center provides convenient ways to schedule an ___with his doctors.

A. appointing
B. appointment

1.当学习任务比较困难而复杂时,要求学习效益达到最佳水平,则合适的学习动机强度应当( )。

A. 较高
B. 高
C. 较低
D. 以上都不对

2.“这次考试失败是因为我的运气不好”,这是把失败归因于( )。

A. 内部的可控因素
B. 内部的不可控因素
C. 外部的可控因素
D. 外部的不可控因素