vocabulary

to recognize somebody/something and be able to say who or what they are

to fix equipment or furniture into position so that it can be used

small pieces of rubbish, such as paper, cans, and bottles, that people have left lying in a public place

A hollow place or structure that a bird makes or choose for laying is eggs in and sheltering its young

to put a special substance on the surface of something that will prevent water from going through it

A regular rise, and fall in the level of the sea, caused by the pull of the moon and sun, the flow of water that happens that the sea rises and falls

A person who shows other people the way to a place, especially somebody employed to show tourist around interesting places

suppose that something is true, although you do not have actual proof

to travel to or around an area or a country in order to learn about it

Line or groups of matters or hills