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《Grammar》优质课PPT课件下载
1. 98% of the surface is permanently covered 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.
How many words did you underline in each sentence?
2. Can a subject be a word or a phrase?
It varies from sentence to sentence.
Yes.
Work in pairs and answer the question.
3. Can a subject contain a clause?
4. What do the structures which can be used as a subject have in common?
Yes.
They are all forms that act in the same way as a noun.
Check the structures that can be used as subjects.
nouns ( ) prepositions ( )
noun phrases ( ) verbs ( )
infinitives ( ) pronouns ( )
numbers ( ) -ing forms ( )
articles ( ) adverbs ( )
noun clauses ( )