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1. Active/Passive |
| Active | My grandfather built that house. |
| Passive | That house was built by my grandfather. |
| Passive | He was carried down the hill on a stretcher. |
| Active | They carried him down the hill on a stretcher. |
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2. Gerund/Infinitive |
| Gerund | Driving at night is dangerous. |
| Infinitive | It is dangerous to drive at night. |
| Infinitive | t is difficult to learn English. |
| Gerund | Learning English is difficult. |
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3. Direct/Indirect speech |
| Direct | Show me your exercise book, Mary,’ said her father. |
| Indirect | Mary’s father asked her to show him her exercise book. |
| Indirect | Mary said she would be coming on the 6 30 train. |
| Direct | I’ll be coming on the six-thirty train,’ said Mary. |
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4. More than/Not so (as) many as/Not so (as) much as |
| More than | I have more friends than Peter. |
| Not so (as) many as | Peter hasn’t so (as) many friends as I have. |
| More than | Jane has more money than Susan. |
| Not so (as) much as | Susan hasn’t so (as) much money as Jane. |
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5. Comparison of Adjectives:- er than/ not so (as) — as |
| -er than | My flat is bigger than yours. |
| Not so (as) — as | Yourflat isn’t so (as) big as mine. |
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6. Too - to/Not - enough to. Here the opposite of the adjective in the first sentence will usually be required to make the necessary change. |
| Too -to | He is too weak to lift that case. |
| Not -enough to | He is not strong enough to lift that case. |
| Not -enough to | Bobby is not old enough to go to school b himself. |
| Too - to | Bobby is too young to go to school by himself. |
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7. So/Such a/Such (for plurals or uncountable nouns) |
| So | The girl was so beautiful, everyone stared at her. |
| Such a | She was such a beautiful girl, everyone stared at her. |
| So | The weather was so hot, I sat in the garden all day. |
| Such | It was such hot weather, I sat in the garden all day. |
| NOTE: the position of so before the adjective and such a/such before the adjective immediately before the noun. |
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8. It /There with To be |
It | The station is four miles from the City centre. |
| | It is four miles from the City Centre to the station. |
| | He didn’t arrive till after four o’clock. |
| | It was after four o’clock when he arrived. |
There | A policeman is standing at the corner of the road. |
| | There is a policeman standing at the corner of the road. |
| | No one will be in the office now. |
| | There will be no one in the office now. |
| | This suitcase has nothing in it. |
| | There is nothing in this suitcase. |