Scientists jumped to the rescue with some distinctly shaky evidence to the effect that insects would eat us up if birds failed to control them.
Scientists jumped to the rescue with some distinctly shaky evidence to the effect that insects would eat us up if birds failed to control them.
窝沟呈棕色(图4-1-3)不透明 。探针尖端稍加压力可插入,探质软,冷试(-),叩诊(-) 。牙龈无红肿,未探及牙周袋,无松动 。
材料:
下面是两位教师的教学反思:

问题:
(1)概括指出两种教学反思各涉及哪些方面。(4分)
(2)请指出教师甲、乙教学反思中存在的主要问题。(4分)
(3)教学反思应包括哪些方面?(8分)