Period 4: Grammar

学习目标：

1. 掌握模块语法：时间状语从句和原因状语从句

2. 掌握并正确使用when，while等连词以及由其所引导的从句中的动词时态

3. 利用例句归纳出语法规则

学习重点：

掌握模块语法：时间状语从句和原因状语从句

学习难点：

利用例句归纳出语法规则

课前预习

使用说明与学法指导：

1. 利用例句归纳出语法规则

2. 15分钟之内完成

教材助读：

例句欣赏

(1)When he was orbiting in the capsule，he took photographs of planet earth．

(2)When Yang landed，Premier Wen Jiabao telephoned the Control Centre to offer his congratulations·

(3)When Yang took off from Jiuquan in northwest China at 9 am yesterday，China became the third nation to send a man into space．

预习自测：

选词填空

(1)I think you should end it before it is too late，or you may be sorry about it later.

(2)Jenny was very sad over the loss of the photos she had shot in Canada，as that was a memory she especially treasured.

(3)-How long do you think it is since he arrived here?

　　　-No more than half a year，I believe.

(4)She said to me，"I'll tell you the result of the test the_minute I know it."

(5)Because most wolves rely on their groups for food，shelter and companionship，they have developed a system of signals to keep the groups together.

我的疑问：

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课内探究

质疑探究：