布鲁纳认为学习的本质不是被动地形成刺激一反应的联结,而是主动地形成()。
参考答案:认知结构
具有消肿生肌功效的活血祛瘀药是()。
A.乳香、没药
B.三棱、莪术
C.煅石膏、牡丹皮
D.白芷、丹参
E.桃仁、红花
You must ________ what the teacher explains in the class, or you will not be able to grasp the
main points of the knowledge. [ ]
A. pay attention on
B. take notice of
C. learn from
D. focus on