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《Grammar》精品教案优质课下载
Teaching Key and Difficult Point:
In what ways can the students master the usages of subjects and verbs?
Teaching Method: Task-based approach
Teaching Aids: Blackboard and PPT
Teaching Procedures:
Step 1 Lead-in
Listen to an English song: Yesterday Once More.
Look at the sentences and find out the subjects in these sentences.
98% of the surface is covered permanently in the ice cap.
2. Covering about 14 million square kilometres around the South Pole, it is the fifth largest continent in the world.
3. A high mountain range, the Trans-Antarctic range, runs from east to west, cutting the continent in two.
4. It is difficult to imagine a more inhospitable place.
5. Antarctica is full of wildlife, which has adapted to its extreme conditions.
6. Only two types of flowering plants are found.
7. There are different types of penguins, flying birds, seals, and whales.
8. Protecting Antarctica from nuclear tests and radioactive waste is very important to this continent.
9. What the treaty aims to do is to prevent the commercial and military use of the continent.
Step 2 Subjects
1．主语的概念及构成
主语是句子动作的发出者，是句子叙述的主体，是句子所要说明的人或事物，表示句子描述的是谁或什么。主语通常由名词，代词，数词，名词化的形容词，动词不定式，动名词或从句等充当。通常位于谓语动词前。
(1)名词作句子的主语。
The students are having a chemistry test. 学生们正在进行化学测验。
(2) 代词作主语
He is good at learning languages. 他擅长学语言。
(3) 数词作主语