Disagree with the statements avoiding a simple negation
Model: Getting about the town in which you are for the first time is a simple thing.
No, that isn't correct (logical, always true, exact, etc.), I think. When people find themselves in an unknown town, they can easily lose their way;/they have to ask many passers-by how to get to the place they need to reach.
1. The tram is the most modern kind of city transport. 2. Buses are usually empty during the rush hours. 3. The British Museum is in Glasgow. 4. The Thames divides Paris into two parts. 5. The first words we use to ask about the way are: "Thank you. What's the time now?" 6. There is an underground in every British town.
Water must be used efficiently.
The garbage must be put in special containers.
Cars should not be parked near houses.
Trees must not be cut in big numbers in forests.
И без модальных глаголов
The air is kept clean and we can breathe.
The garbage is put in special containers and we can remain healthy.
Cars are not parked near our houses and we can have cleaner air.
Trees are not cut in big numbers and we have enough air to breathe,
Water is used efficiently and we have enough water to drink.
This is why I love this subject.