1. Mice catch cats. Mice don't catch cats. Cats catch mice
2. The Earth goes round the Moon. The Earth doesn't go round the Moon.The Moon goes round the Earth
3. .The river Volga flows into the Black Sea. .The river Volga doesn't flow into the Black Sea..The river Volga flows into the Caspian sea
4. Patients look after nurses in hospitals. Patients don't look after nurses in hospitals.Nurses look after patients in hospitals.
5.Water boils at 50 degrees Centigrade. .Water doesn't boil at 50 degrees Centigrade. .Water boils at 100 degrees Centigrade
6. Indians live in Scotland. Indians don't live in Scotland.Indians live in India
7..Carpenters make things from metal. .Carpenters don't make things from metal. .Carpenters make things from wood.
8.Our city stands on the river Thames. Our city doesn't stand on the river Thames. Our city stands on the river вставь название реки на которой стоит ваш город
9..It often rains in Africa. .It doesn't often rain in Africa. .It often rains in England.
10..Tigers eat grass. .Tigers don't eat grass..Tigers eat meat.
11..Our group studies Chinese. .Our group doesn't study Chinese. .Our group studies English
12..Our classes begin at 8 a.m. every day. .Our classes don't begin at 8 a.m. every day..Our classes begin at 9 a.m. every day.