lake

Everyday

1. A lake is a big area of water with land all around it. tree →
2. Most lakes have fresh water, not salty sea water. tree →
3. A lake can also be a pool of something else, like «a lake of lava». tree →

In the lessons

In school maths: a place in a story; birds, boats or fish on a lake; distance around a lake (a perimeter). In geography: the Great Lakes of North America, Lake Taupō in New Zealand; rivers flow into and out of lakes. In everyday life and safety: swimming, boating, ice skating on lakes. Phrases: «on the lake», «in the lake», «around the lake», «lakeside».

Examples

• There are 20 ducks on the lake. tree →
• The path around the lake is 3 km. tree →
• They walked to the lake. tree →
• 8 boats are on the lake. tree →
• We swam in the lake in summer. tree →
• The Great Lakes are between Canada and the USA. tree →
• Never walk on a frozen lake unless an adult says the ice is safe. tree →
• Fish and frogs live in the lake. tree →

Note

Countable: «a lake». Capital letter in names: «Lake Superior». A pond is smaller; the sea is salty and much bigger. Maths: a place; the distance around it is a perimeter. Trap: walking around the lake twice doubles the distance. Safety: swim only where it is allowed and with an adult.