在技能学习的熟练化阶段,学习者操作高度熟练、表现灵活,并包含了自己对操作的理解和创新。
A. 对
B. 错
达到熟练化阶段的认知技能表现为:对认知任务性质判断迅速、技能组合熟练而合理、任务完成较快,但仍然存在情境变化情况下的变通性和灵活性不足的可能。
A. 对
B. 错
From his ________ voice on the phone I know everything is going under way.
A. satisfactory
B. satisfying
C. satisfied
D. satisfy
Experts believe that land that is becoming deserts ________ the size of Australia, Russia and the United States put together.
A. is equal
B. equals
C. is equalled
D. is equalled to