if you _____ somewhere, you go on a long and difficult journey by walking

your _________is someone who shares the flat that you live in

________is an area of land which is always covered in grass

____ ___ is a feeling of being unwell and wanting to be sick that some people get when travelling in a car, plane, or ship

______ is things like chemicals and smoke from factories that damage the air that we breathe or the rivers and land

_________is the planting of new trees to bring a forest back as a forest after the earlier trees had been cut down

if you____ _ the ground, you use heavy equipment to move the earth from the surface of the ground so that you can get to whatever lies underneath. If you ___something ___, you take it out of the ground by removing whatever is on top of it

the __________of living things such as animals or plants is the sort of place where they exist in nature, rather than a place that has been made or changed a lot by people e.g. natural _______

a ______is a kind of tent used by people in Central and East Asia who do not stay in one place for long but regularly move to a new place

when you arrive in a foreign country, the ___ ___ is when you have to say or show what you are bringing into the country so that the authorities can decide if you need to pay any tax

a ________ area is one where there are a lot of buildings and streets and not very much open space

if someone _____you an amount of money, they ask you to give them that amount when they sell something to you, do a job for you, or allow you to do a particular activity

if a place is _____, the things in it are not in their right place and it is not very neat. If a person is ________, they are not good at keeping their things neat and well organized