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Образец:Which is longer: a mile or a kilometer? A mile is. A mile is longer than a kilometer.
1. Which is longer: an hour or a minute?
2. Which is higher: a mountain or a hill?
3. Which is bigger: a ship or a bus?
4. Which is longer: a sea or a river?
5. Which is more difficult: to go on foot or to go by train?
6. Which is more convenient: to ride a horse or to go by Cadillac?