Task 1. Put “+” if the statement is true and “–” if the statement is false.
1. The word “diet” originally meant “things that people usually eat”.
2. William the Conqueror stayed in bed and drank alcohol instead eating food to try and lose weight.
3. Sailors started to spend many years at the sea.
4. Wilbur Atwater introduced a new measurement for the “heat value” of food.
5. There are three main diets in the world.
6. Diets help people put on weight.