请认真阅读下文,并按要求作答。
(1)试分析“异分母加、减法”的原理及算法。(10分)
(2)如指导高年级小学生学习上述内容,试拟教学目标,教学重、难点。(8分)
(3)根据拟定的教学目标和教学重点,设计新授部分的教学活动。(22分)
Look and read
The four seasons
(1)
In spring it is warm
We can plant trees
We can have picnics in the park
(2)
In summer , it is hot
We can go to the beach.
We can swim and make sandcastles there
(3)
In autumn, it is cool
We can fly kites and ride bicycles in the park
(4)
In winter , it is cold
We have hats . gloves and scarves
We can ice - skate . it is fun
(1)简述口译训陈的方法;
(2)如指导小学生练习,试拟定教学目标;
(3)根据拟定的教学目标,设计导入和新授环节的教学活动并说明理由。