A mouse can push __ through a hole only 6 mm wide – the size of a pencil!
itself
If something is __, it makes a lot of noise.
loud
Dogs, cats and rabbits are animals that people often keep as p...
pets
Take someone with you as a guide. Visitors to the island ¹have to / don't have to / can't have an official guide. You ²don't have to / must / can't visit the islands on your own.
have to / can't
Snakes can’t keep __ warm like we can. They need the sun to warm them up.
themselves
A ___place is one that is far from towns and cities, where nature is not controlled.
wild
Don’t worry. Barney is a very friendly dog – he won’t b.. you.
bite
Take only photos. You ⁷can't / don't have to / can take photos on the islands, of course. But you ⁸don't have to / can't / must take anything else away with you, like plants or rocks.
can / can't
Jane Goodall lived with chimpanzees in Africa for many years. She taught ___how to copy their ways of behaving, so they accepted ___into their group.
herself / her
A __ place is one where people can meet and talk to each other.
social
It’s so p... here! No cars, no people, no noise – I love it!
peaceful
Leave only footprints. The animals ⁹can / mustn't / have to have a clean environment, so you ¹⁰mustn't / can / don't have to leave any rubbish behind when you go home.
have to / mustn't
Some fish that live in warm waters are very bright and colourful, but you need to be careful because some can harm __and you can make ___very ill by eating them!
you / yourself
If a place is ___, there is no noise there.
silent
Ostriches are large birds with long legs and black and white f...
feathers
Keep your distance. You ¹¹never can / must never / don't ever have to get too close to the animals so you don't frighten them. You ¹²can / have to / mustn't disturb the animals, especially when they have children
must never / mustn't
Bees help ___by helping our crops to produce food. We will create big problems for ___if we don’t look after them and protect them.
us / ourselves
If water is ___, you can see through it easily.
clear
A fox’s teeth are small, but they’re very s...
sharp
Sleep safely: There are hotels on some islands, but you ³can / don't have to / must stay in them. You ⁴can't / can / have to camp on the island, but you ⁵have to / can / mustn't get a permit first, and you aren't allowed to camp in the countryside. You ⁶can't / must / don't have to stay on a campsite.
don’t have to / can / have to / must