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Exercise 7.1
1 |
Which of the underlined expressions are p.r.o.'s? | |
| (i) |
The first person to swim the Atlantic was a good swimmer. |
|
| (ii) |
John is not the first person to swim the Atlantic. |
|
| (iii) |
John is not the first person to swim the English Channel |
|
| (iv) |
John wrote a book about the first person to swim the Atlantic |
|
| (v) |
"The first person to swim the Atlantic" became a best-seller. |
|
| (vi) |
"The first person to swim the Atlantic" became a best-seller. |
|
| (vii) |
Peter thinks that the first person to swim the Atlantic was able to swim. |
|
| (viii) |
Peter thinks that the first person to swim the Atlantic was unable to swim. |
|
| (ix) |
It could not have been the case that the first person to swim the Atlantic was unable to swim. |
|
| (x) |
The first person to swim the Atlantic might not have been able to swim. |
|
| (xi) |
John is afraid of the dog next door. |
|
| (xii) |
John is afraid of the long legged scissorman. |
|
| (xiii) |
The Prime Minister is always the First Lord of the Treasury. |
|
| (xiv) |
The whale is a mammal. |
|
| (xv) |
The square of an odd number is odd. |
|
| (xvi) |
The highest prime number is odd. |
|
| (xvii) |
Farther Christmas does not exist. |
|
| (xviii) |
The removal of the safety net would be dangerous. |
|
| (xix) |
The removal of the safety net was dangerous. |
|
| (xx) |
Peter was so called because of his steadfast character. |
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| (xxi) |
Peter was named after his grandfather. |
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| (xxii) |
The Prime Minsister used to be John Major. |
|
| (xxiii) |
The Prime Minister used to be a bachelor. |
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